Watch Banks Light Up 'Letterman' With 'Beggin for Thread'

"Tomorrow night. Letterman. It's mine," Banks tweeted April 2nd, hinting that The Late Show would see an epic performance Friday night. The Los Angeles-based R&B singer delivered on her promise, bringing her eye-catching "Octagon" stage setup to the Ed Sullivan Theatre's stage. On the Late Show, Banks performed "Begging for...