VIDEO : Leighton Meester Brings Back Your '90s Teen Emotions With 'Lovefool' Cover

Blair Waldorf would not be cool with letting the world in on her inner emotional turmoil, but Leighton Meester is a different girl.
The actress and occasional pop singer had a lot of feelings when she performed a cover of the Cardigans' 1996 hit "Lovefool" for A.V. Club's Undercover series. It's the perfect soundtrack for all your unrequited crushes, like her husband Adam Brody as The O.C.'s dreamboat Seth Cohen.??