According to reports in June of 2009, Meester is featured in a sex tape with a former boyfriend. The spokesperson for celebhotline.com, Kevin Blatt, confirmed that they are in possession of the tape and are looking to sell it.Perez Hilton: Gossip XXX Girl! Leighton Has A Sex Tape (June 19, 2009) Leighton denies the sex tape is of her.

On June 26, 2009, it was reported that Meester is engaged to her boyfriend Sebastian Slan.San Francisco Gate: Meester Engaged(June 26, 2009)

• 2003: The Jackalope as Lorraine
• 2003: Hangman's Curse as Elisha Springfield
• 2003: Tarzan as Nicki Porter
• 2004: Hollywood Division as Michelle
• 2005: 24 as Debbie Pendleton
• 2005: Veronica Mars as Carrie Bishop
• 2005-2006: Surface as Savannah Barnett
• 2006: Flourish as Lucy Covner
• 2007: Drive Thru as Mackenzie Carpenter
• 2007: Shark as Megan
• 2007: The Beautiful Ordinary as Tori
• 2008: Killer Movie as Jaynie
• 2004-2008: Entourage as Justine Chapin
• 2007-2008: Gossip Girl as Blair Waldorf

1. Teen television drama
2. Network: The CW
3. Based on a book series written by Cecily von Ziegesar
4. Premiered: September 19, 2007
5. Creators: Josh Schwartz and Stephanie Savage
6. Executive producers: Josh Schwartz, Stephanie Savage, Bob Levy, Leslie Morgenstein and John Stephens
7. Narrator: Kristen Bell
8. Runtime: 60 minutes
9. Starring: Blake Lively, Leighton Meester, Chace Crawford, Penn Badgley, Taylor Momsen, Ed Westwick and Jessica Szohr