Keri Hilson: 'Pretty Girl Rock' On Letterman!

Keri Hilson poses outside NYC’s Ed Sullivan Theater in a Motown inspired gown before The Late Show with David Letterman on Tuesday (January 4).

The 28-year-old singer performed her current single “Pretty Girl Rock” off her sophomore album No Boys Allowed.

“I’m performing on THE LATE SHOW w/ David Letterman!!! Watch as I tip my hat to one of my favorite classics :)” Keri tweeted before her performance.

No Boys Allowed is in stores and on iTunes now!

10+ pictures inside of Keri Hilson at The Late Show with David Letterman…