Actress Lindsay Lohan and DJ Samantha Ronson attend (Credit: Stephen Lovekin / Getty Images for IMG)

Actress Lindsay Lohan and DJ Samantha Ronson attend the Charlotte Ronson Spring 2009 fashion show during Mercedes-Benz Fashion Week at The Promenade in Bryant Park on September 6, 2008 in New York City. The actress has her own clothing line "6126 brand."

Celebrity clothing lines

Lindsay Lohan, Kimora Lee Simmons and the Olsen twins are giving fashion designers a run for their money.

A model wears a design from the Rachel
(Credit: AP)

A model wears a design from the Rachel Zoe Spring 2013 collection at Fashion Week. (Sept. 12, 2012)

Dina Lohan, Lindsay Lohan's mom, has designs on
(Credit: E!)

Dina Lohan, Lindsay Lohan's mom, has designs on a new footwear line.

Actress Lindsay Lohan and DJ Samantha Ronson attend
(Credit: Stephen Lovekin / Getty Images for IMG)

Actress Lindsay Lohan and DJ Samantha Ronson attend the Charlotte Ronson Spring 2009 fashion show during Mercedes-Benz Fashion Week at The Promenade in Bryant Park on September 6, 2008 in New York City. The actress has her own clothing line "6126 brand."

Actress Hilary Duff attends the 2008 CFDA Fashion
(Credit: Stephen Lovekin / Getty Images)

Actress Hilary Duff attends the 2008 CFDA Fashion Awards at the New York Public Library on June 2, 2008 in New York City. The actress has her own clothing line "Duff."

Nicky Hilton makes an appearance after Nicholai's Spring
(Credit: Photo by Jori Klein)

Nicky Hilton makes an appearance after Nicholai's Spring 2008 collection premiered at Mercedes-Benz fashion week in New York, NY on Sunday, Sept. 9, 2007. The socialite has her own clothing line "Chick."

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Ashley, left, and Mary-Kate Olsen speak during a
(Credit: AP Photo)

Ashley, left, and Mary-Kate Olsen speak during a Wal-Mart Stores Inc. shareholder's meeting in Fayetteville, Ark., June 7, 2002. The twin sisters, who made their TV debut as infants on ABC's sitcom "Full House" in the late 1980s, have transformed themselves into one of the most powerful brands for the 8-to-12 age group.Their products, which include video games, videos, dolls, books, clothing, accessories and cosmetics, is expected to generate $1 billion in sales this year, through their entertainment and merchandising empire called Dualstar Entertainment Group.

Damon Dash, Rocawear CEO, wears the "PEACE" tee
(Credit: PRNewsFoto)

Damon Dash, Rocawear CEO, wears the "PEACE" tee which is in stores now. Available in both men's and women's, all net proceeds from the sale of the tees will benefit the Save the Children Foundation.

Actress Jennifer Lopez makes an appearance at Macy's
(Credit: Peter Kramer / Getty Images)

Actress Jennifer Lopez makes an appearance at Macy's Herald Square to promote the JLO Ultimate Makeover Sweepstakes on September 12, 2004 in New York City, New York. 20 lucky fans will win the makeover of a lifetime. The singer/actress has her own clothing line "JLO."

Kimora Lee Simmons takes a victory walk with
(Credit: AP Photo)

Kimora Lee Simmons takes a victory walk with daughters Ming Lee Simmons, three, right, and Aoki Lee Simmons, one, at the conclusion of the presentation of her Baby Phat spring 2004 fashion show, on Saturday, Sept. 13, 2003, in New York.

Jessica Simpson poses for a photo as she
(Credit: AP Photo)

Jessica Simpson poses for a photo as she arrives at the World Shoe Association Show in Las Vegas on Friday, Feb. 10, 2006. Simpson promoted the Jessica Simpson Footwear collection.

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Rapper and actor 50 Cent, also known as
(Credit: AP Photo)

Rapper and actor 50 Cent, also known as Curtis Jackson, arrives for the British premiere of "Righteous Kill", in London. The rapper/actor has his own clothing line "G-Unit Clothing."

Actress Alyssa Milano shows a new creation from
(Credit: Ethan Miller / Getty Images)

Actress Alyssa Milano shows a new creation from her fashion line, TOUCH - by Alyssa Milano, at the MAGIC convention at the Las Vegas Convention Center August 27, 2007 in Las Vegas, Nevada.

Amanda Bynes, wearing some of her clothes from
(Credit: Courtesy of Steve & Barry's)

Amanda Bynes, wearing some of her clothes from her clothing line 'dear'.

Pharrell Williams arrives at the MTV Video Music
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Pharrell Williams arrives at the MTV Video Music Awards at the Palms Hotel and Casino on Sunday, Sept. 9, 2007, in Las Vegas. The singer has his own clothing line "Billionaire Boys Club.

Victoria Beckham arrives at the 2007-2008 Chanel Cruise
(Credit: AP Photo)

Victoria Beckham arrives at the 2007-2008 Chanel Cruise Show presented by Karl Lagerfeld, Friday, May 18, 2007, in Santa Monica, Calif. Beckham, aka Posh Spice, has her own clothing line VB Rocks jeans for Rock and Republic.

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Christy Turlington poses during PUMA's party held to
(Credit: Getty Images Photo)

Christy Turlington poses during PUMA's party held to introduce the Mahanuala collection, March 31, 2004 in Manhattan. Muhuanala is a collection of technical yoga-wear created to complement the existing Nuala line.

Model behavior: Elle MacPherson, with the award for
(Credit: Getty Images Photo)

Model behavior: Elle MacPherson, with the award for Style Icon at the ELLE Style Awards in 2006 in London, England. The model has her own fashion line "Elle MacPherson Intimates."

M-what? Actress Mandy Moore has named her clothing
(Credit: Getty Images Photo)

M-what? Actress Mandy Moore has named her clothing line "Mblem."

Hip-Hop pioneer and mogul Russell Simmons attends the
(Credit: Getty Images Photo)

Hip-Hop pioneer and mogul Russell Simmons attends the Phat Farm Spring '05 breakfast at 512 Seventh Ave. in Manhattan on Sept. 22, 2004.

"The Hills" star Lauren Conrad, after her show
(Credit: Los Angeles Times photo by Spencer Weiner)

"The Hills" star Lauren Conrad, after her show for the Lauren Conrad Collection.

Pop star Justin Timberlake on the runway during
(Credit: Getty Images Photo)

Pop star Justin Timberlake on the runway during his William Rast Spring 2009 fashion show during Mercedes-Benz Fashion Week at Roseland Ballroom in Manhattan on Sept. 7, 2008.

Hip-Hop mogul Sean " P. Diddy" Combs at
(Credit: AP Photo)

Hip-Hop mogul Sean " P. Diddy" Combs at the conclusion of the Sean John Fall 2002 fashion show in Manhattan, Saturday, Feb. 9, 2002.

Ladies Love Cool J's style. Rapper and actor
(Credit: Photo by Jori Klein)

Ladies Love Cool J's style. Rapper and actor LL Cool J gives a thumbs up during the fashion show for his clothing line, Todd Smith, in Manhattan Feb. 9, 2006.

Singer Avril Lavigne attends the Diesel 2007 Fashion
(Credit: Getty Images Photo)

Singer Avril Lavigne attends the Diesel 2007 Fashion show at Cipriani during Olympus Fashion Week in Manhattan Sept. 13, 2006. The rock star has struck a chord with her own clothing line, Abbey Dawn.

Rapper Nelly, during MTV's "TRL Total Finale Live"
(Credit: AP Photo)

Rapper Nelly, during MTV's "TRL Total Finale Live" at the MTV Times Square Studios in Manhattan on Nov. 16, 2008, has created Apple Bottom Clothing Line and accessories.