Demi Lovato and Wilmer Valderrama, Amber Heard and Johnny Depp, Kylie Jenner and Tyga, Sharon and Ozzy Osbourne, and more: See which celebrity couples have taken time apart, separated, divorced or otherwise called it quits, for better or for worse.
Click here to see the most shocking celebrity splits of 2015.
Christie Brinkley and John Mellencamp(Credit: AP)
After about a year of dating, Sag Harbor supermodel Christie Brinkley and singer-songwriter John Mellencamp have broken up. "Both the mileage between their homes and their heavy career demands interfered with their ability to maintain the relationship," a representative for both Brinkley and Mellencamp told People magazine Tuesday, Aug. 9, 2016, adding, "They vowed to remain best of friends."
Dennis Quaid and Kimberly Buffington(Credit: Getty Images / Frazer Harrison)
Dennis Quaid and Kimberly Buffington are calling it quits after 12 years of marriage. The couple, who had met in Austin, Texas, in March 2003, married on July 4, 2004, and had twins Thomas Boone and Zoe Grace on Nov. 8, 2007. "After careful consideration, we have decided to end our 12-year marriage," the couple said in a statement Wednesday, June 29, 2016, to TMZ.com. "The decision was made amicably and with mutual respect toward one another."
Drew Barrymore and Will Kopelman(Credit: Patrick McMullan)
Drew Barrymore filed for divorce from husband Will Kopelman on Friday, July 15, 2016. The former couple married in June 2012 and share two daughters, Olive, 3, and Frankie, 2.
Nick Young and Iggy Azalea(Credit: Paul Bruinooge / PatrickMcMullan)
After more than a year of engagement, rapper Iggy Azalea and Los Angeles Lakers player Nick Young have called it quits. In an Instagram post on June 19, 2016, Azalea cites trust issues for the pair's breakup, after a video taken by Young's Lakers teammate D'Angelo Russell turned up online in March and appeared to show Young bragging about being with other women.
Mary J. Blige and Martin 'Kendu' Isaacs(Credit: Getty Images / Pascal Le Segretain)
R&B songstress Mary J. Blige has filed for divorce from Martin "Kendu" Isaacs, her husband of 12 years and her longtime manager. TMZ.com said Thursday that according to court documents, nine-time Grammy Award-winner Blige, cited irreconcilable differences. The former couple married on Dec. 7, 2003, at her home in Bergen County, New Jersey.
Taylor Swift and Calvin Harris(Credit: Getty Images)
Pop star Taylor Swift and her boyfriend, Scottish DJ Calvin Harris, have broken up, People magazine said Wednesday, June 1. The two, who have been together since March 2015, confirmed the break up days later via Twitter, with Harris tweeting: The only truth here is that a relationship came to an end & what remains is a huge amount of love and respect.
Singer-songwriter Demi Lovato and actor Wilmer Valderrama announced their split via Instagram on Friday, June 3, 2016. They are pictured here at unite4:humanity at the Beverly Hilton Hotel on Thursday, Feb.19, 2015, in Beverly Hills, Calif.
Dakota Johnson and Matthew Hitt(Credit: Getty Images)
"Fifty Shades of Grey" star Dakota Johnson and her on-again, off-again boyfriend, Welsh model and musician Matthew Hitt, reportedly have broken up after nearly two years, E! News said. Johnson, 26, the daughter of actors Don Johnson and Melanie Griffith, and Hitt were first seen publicly as a couple in July 2014 and broke up in early 2015 before reconciling months later, the blog said.
Johnny Depp and Amber Heard(Credit: AP/ Andrew Medichini)
"The Danish Girl" supporting actress Amber Heard filed for divorce from film star Johnny Depp on Monday, May 23, 2016, after about 15 months of marriage. The couple, who met while filming the 2011 film "The Rum Diary" and later began dating, married on Feb. 3, 2015, reportedly at Depp's West Hollywood home.
Sharon and Ozzy Osbourne(Credit: AP)
Black Sabbath's Ozzy Osbourne and "The Talk" co-host Sharon Osbourne are going their separate ways, E! News reports. This is the second time the duo have called it quits -- back in 2013 Sharon announced she was leaving the heavy metal rocker due to his addiction issues. It remains unclear why the couple is breaking up for the second time. Married for more than 33 years, together they have three children: Aimee, 32; Kelly, 31, and Jack, 30.
Kylie Jenner and Tyga(Credit: Getty Images / Craig Barritt)
"Keeping up With the Kardashians" star Kylie Jenner and "Rack City" rapper Tyga called it quits (again) in May 2016, according to People magazine. The two began dating in October 2014, according to E! News, but did not go public with their relationship until Jenner turned 18 the following August.
Kirsten Dunst and Garrett Hedlund(Credit: Getty Images)
Actress Kirsten Dunst and her boyfriend, actor Garrett Hedlund, have reportedly broken up after four years of dating, Us Weekly reports. The two met while while filming the 2012 adaptation of Jack Kerouac's "On the Road."
Casey Affleck and Summer Phoenix(Credit: Getty Images for AFI / Alberto E. Rodriguez)
Actor Casey Affleck and actress Summer Phoenix are going their separate ways after 10 years of marriage. The two, who married in June 2006, are the parents of sons Indiana, 11, and Atticus, 8.
Lea Michele and Matthew Paetz(Credit: Getty Images for amfAR / Michael Buckner)
Former "Glee" star Lea Michele and her boyfriend Matthew Paetz have split after nearly two years together, according to People magazine.
Kaley Cuoco and Ryan Sweeting(Credit: AP)
Kaley Cuoco filed for divorce from Ryan Sweeting on Sept. 29, 2015, citing irreconcilable differences, according to People magazine. The former couple became engaged after three months of dating, and divorced after less than two years.
Jon Hamm and Jennifer Westfeldt(Credit: Getty / Jason Merritt)
Jon Hamm and partner of 18 years Jennifer Westfeldt called it quits in September 2015, according to the actor's publicist.
Jennifer Garner and Ben Affleck(Credit: Jason Merritt / Getty Images)
Jennifer Garner and Ben Affleck announced their split in June 2015 after 10 years of marriage. They have three children together.
Megan Fox and Brian Austin Green(Credit: AP)
Megan Fox and Brian Austin Green have gone their separate ways. The former couple were together for 11 years and have two sons together.
Halle Berry and Olivier Martinez(Credit: Kevin Winter)
Halle Berry and Olivier Martinez have announced they are divorcing after two years of marriage and a son, in a statement to TMZ.com on Tuesday. Oct. 27, 2015.
Emma Stone and Andrew Garfield(Credit: Getty Images / Tiziana Fabi)
Emma Stone and Andrew Garfield have split after almost four years of dating. Here, they attend the premiere of the film "The Amazing Spider-Man 2" in Rome on April 14, 2014.
Amy Poehler and Nick Kroll(Credit: AP / Frank Micelotta)
"Parks and Recreation" star Amy Poehler and "The League" cast member Nick Kroll split in September 2015 after two years of dating, as scheduling issues that forced them to spend substantial time apart, according to Us Weekly.
Gavin Rossdale and Gwen Stefani(Credit: AP / Todd Williamson)
Musicians Gavin Rossdale and Gwen Stefani filed for divorce on Monday, Aug. 3, 2015 after 13 years of marriage and three children together.
Miranda Lambert and Blake Shelton(Credit: AP / Frank Micelotta)
Miranda Lambert and Blake Shelton announced their divorce on Monday, July 20, 2015, after four years of marriage. Shelton's spokesman provided a statement from the couple, which said in part, "This is not the future we envisioned."
Scott Disick and Kourtney Kardashian(Credit: Getty Images for AG Adriano Goldschmied/Ethan Miller)
On-again/off-again couple Scott Disick and Kourtney Kardashian have officially broken up after nine years together and three children. Kardashian pulled the plug over the Fourth of July weekend in order to "do what's best for the kids," according to E!.
Cat Cora and Jennifer Cora(Credit: AP / Matt Sayles)
Celebrity chef Cat Cora (left), of "Iron Chef America," and her partner of 17 years, Jennifer Cora, filed for divorce in late October 2015.
Hilary Duff and Mike Comrie(Credit: Getty Images / Michael Buckner)
Actress Hilary Duff, 27, filed for divorce in February 2015 from former New York Islanders center Mike Comrie,13 months after announcing their separation. The couple, who began dating in 2007, were married in August 2010.
Suki Waterhouse and Bradley Cooper(Credit: Getty Images)
First romantically linked in March 2013, model-actress Suki Waterhouse and actor Bradley Cooper have reportedly split in March after two years together.
Patrick Dempsey and Jillian Fink(Credit: AP / Jonathan Short)
Actor Patrick Dempsey, right, and his wife Jillian Fink arrive for the amfAR Cinema Against AIDS benefit at the Hotel du Cap-Eden-Roc, during the 64th Cannes international film festival in Cap d'Antibes, southern France, May 19, 2011.
Helena Bonham Carter and Tim Burton(Credit: TNS / Ian West)
Helena Bonham Carter and Tim Burton, who worked together on many of Burton's films, announced they were splitting up after 13 years in December 2014.
Giada De Laurentiis and Todd Thompson(Credit: AP)
Giada De Laurentiis split from her husband of 11 years, Todd Thompson in December of 2014.
Angie Harmon and Jason Sehorn(Credit: AP / Chris Pizzello)
Actress Angie Harmon and former NY Giant star Jason Sehorn have split after 13 years of marriage.
Robin Wright and Ben Foster(Credit: AP / Jordan Strauss)
Robin Wright and Ben Foster arrive at the 71st annual Golden Globe Awards at the Beverly Hilton Hotel on Sunday, Jan. 12, 2014, in Beverly Hills, Calif. Wright has called it quits with Foster, her fiance of 10 months.
Chris Martin and Jennifer Lawrence(Credit: AP)
Chris Martin and Jennifer Lawrence began dating in June of 2014. The couple stayed together for four months.
Ricki Lake and Christian Evans(Credit: AP / Jordan Strauss)
Former talk-show host Ricki Lake has filed for divorce from her second husband, jewelry designer Christian Evans. The couple, married in April 2012, separated on Oct. 9, 2014.
Jordin Sparks and Jason Derulo(Credit: EPA / Paul Buck)
Singers Jordin Sparks, left, and Jason Derulo -- pictured Aug. 24, 2014, at the MTV Video Music Awards -- were together for about three years.
Wiz Khalifa and Amber Rose(Credit: Getty Images / Christopher Polk)
The model filed for divorce from the rapper in late September 2014, after 14 months of marriage. She seeks legal and physical custody of their son Sebastian, 1, as well as spousal and child support.
Mariah Carey and Nick Cannon(Credit: AP / Matt Sayles)
Long Island native Mariah Carey and husband Nick Cannon are near divorce. Cannon confirmed on Aug. 21, 2014, that the two have been living separately for months.
Elizabeth Vargas & Marc Cohen(Credit: AP / Evan Agostini)
"20/20" anchor Elizabeth Vargas and her husband, singer-songwriter Marc Cohn, are reportedly in divorce proceedings. The couple married in 2002.
Future & Ciara(Credit: Getty Images / Robyn Beck)
Ciara called off her engagement to Future in August 2014, three months after the birth of their son, amid allegations the rapper cheated.
Téa Leoni & David Duchovny(Credit: John Shearer)
Actors David Duchovny and Tea Leoni have filed for divorce three years after announcing their separation.
Eliza Dushku & Rick Fox(Credit: Getty Images / Kevork Djansezian)
Eliza Dushku, 33, told her hometown Boston Globe in June 2014 that she and Rick Fox, 44, an actor and retired NBA player, have split after five years. "Rick's an L.A. guy and I'm a Boston girl," the actress told the paper.
Jennifer Lopez & Casper Smart(Credit: Getty Images / Jason Merritt)
Jennifer Lopez and dancer Casper Smart split in June 2014 after two and a half years together. The relationship had "just run its course," according to People magazine.
Sherri Shepherd & Lamar Sally(Credit: AP / Matt Sayles)
In this Feb. 26, 2012 file photo, Sherri Shepherd and Lamar Sally arrive before the 84th Academy Awards in Hollywood. Court records show Sally filed for legal separation from Shepherd in Los Angeles on May 2, 2014, citing irreconcilable differences and custody of the pair's unborn child.
Prince Harry & Cressida Bonas(Credit: Getty Images / Glyn Kirk)
Prince Harry and his girlfriend of nearly two years, Cressida Bonas, split up in April 2014.
Gwyneth Paltrow & Chris Martin(Credit: AP / Colin Young-Wolff)
Gwyneth Paltrow and Chris Martin made their now-infamous "conscious uncoupling" announcement via her Goop blog in March 2014.
Katy Perry & John Mayer(Credit: Larry Busacca)
The real-life couple behind the single "Who You Love," Katy Perry and John Mayer, split in March 2014.
Johnny Weir & Victor Voronov(Credit: Getty Images / Craig Barritt)
Figure skater Johnny Weir and husband Victor Voronov separated after three years of marriage.
Matt & Amy Roloff(Credit: TLC / John Keatley)
Matt and Amy Roloff, from "Little People Big World," called it quits after 26 years of marriage.
Robin Thicke & Paula Patton(Credit: Getty Images / Christopher Polk)
Robin Thicke and actress Paula Patton decided to end their 9-year marriage in February 2014. The two have a son, Julian Fuego Thicke, who was born in 2010.
David Cassidy & Sue Shifrin-Cassidy(Credit: FilmMagic / Bruce Glikas)
Sue Shifrin-Cassidy, wife of 'The Partridge Family's' David Cassidy, filed for divorce in February 2014 after 23 years of marriage. The two have a son, Beau.