Leighton Meester keeps it cool and cute at the 2012 MTV Movie Awards held at the Gibson Amphitheatre on Sunday (June 3) in Universal City, Calif.

Styled by Soluri, the 26-year-old actress, wore Christian Cota. She accessorized with Neil Lane jewels, a Jimmy Choo bag, and Brian Atwood heels.

During the ceremony, Leighton joined costars Andy Samberg and Adam Sandler on stage to present Best Kiss.

Their new film, That’s My Boy, hits theaters on Friday, June 15th!

“Thanks #mtvawards:) So much fun hangin w/ #ThatsMyBoy peeps!” Leighton tweeted.

10+ pics inside of Leighton Meester…