Leighton Meester of "Gossip Girl" is marrying Adam Brody, a star of another Josh Schwartz-created teen drama series, "The O.C.," Us Weekly reports.

This will be the first marriage for both. The two appeared together in the 2011 film "The Oranges" and do so again in the upcoming "Life Partners." Meester, 27, previously dated actor Aaron Himelstein, Us said, while Brody, 33, had been in a 2010 relationship with director and screenwriter Lorene Scafaria.