Here's The Only Valentine's Day Song You Need, Courtesy Of Leighton Meester & Dana Williams

Watch Dana Williams and Leighton Meester cover The Caravelles' 'A Dream Of You' for Valentine's Day.

Meet Dana Williams, The Singer-Songwriter Who Made You Weep In That Apple Commercial

Meet Dana Williams, the singer-songwriter star of Apple's 'The Song' commercial with the grandmother that you've no doubt wept over.

'Entourage' Totally Predicted Lady Gaga's Jazz Reinvention In 2008: Watch

Nobody saw Lady Gaga's jazzy Cheek To Cheek reinvention coming -- except HBO's "Entourage," on which a pop star character (Leighton Meester) duets with Tony Bennett to makeover her image. SERIOUSLY.

Leighton Meester Hates 'Everyone But You' In The New 'Life Partners' Trailer

Watch the new trailer for 'Life Partners' starring Leighton Meester, Adam Brody, Gillian Jacobs and Gabourey Sidibe.

Leighton Meester Channels Ke$ha On New Song

The 'Gossip Girl' star gets her party on with 'Front Cut,' a new track that just hit the Internet.

Leighton Meester Goes Country On New Song

'Gossip Girl' star's 'Words I Couldn't Say,' off 'Country Strong' soundtrack, has hit the Internet.

Leighton Meester Says Album Will Drop In Early 2010

'I'm still writing,' 'Gossip Girl' star reveals.

Leighton Meester Parties With Cyndi Lauper At mtvU Woodie Awards

"Gossip Girl" star Leighton Meester partied with Cyndi Lauper at the mtvU Woodie Awards, airing December 4 at 10 p.m. on MTV, MTV2 and mtvU. "She's damn sexy," the actress said about the '80s icon.

Leighton Meester Hooks Up With Lil Wayne To 'Make It Rain'

The 'Gossip Girl' star says Weezy's been 'diggin' on' her songs for a while.

Leighton Meester Seduces Robin Thicke In 'Somebody To Love' Video

'It's basically going through ... a sexy day in my life,' the 'Gossip Girl' star tells MTV News.

Weezer's Rivers Cuomo Explains 'Spontaneous' Leighton Meester Duet

Frontman says band was inspired by Hootenanny Tour to work with other artists like Lil Wayne and Katy Perry.

Leighton Meester Hooks Up With Robin Thicke For 'Somebody To Love'

The 'Gossip Girl' star's first single harks back to Madonna's early-'90s dance tracks.