Video: Keri Hilson - Knock You Down (feat. Kanye West) David Letterman Live

I found Letterman's reaction to Atlanta R&B singer Keri Hilson + Kanye's performance just as interesting as the performance itself. Letterman: Seriously! Oh man! Good gig. Oh my goodness. How about that? Keri, how are you? Welcome to the show. Thanks very much. Kanye, now how did she get away with this? Honest to god. Thank you, girls [backup dancers]. I am so old.

Keri Hilson On David Letterman Ft. Kanye West - Keri Hilson performed "Knock You Down" with Kanye West on David Letterman last night.I am not sure about what is going on but Kanye was touching Keri's butt at some point. You can watch Keri Hilson On David Letterman after the jump. Post from: RnB Music Blog.com Keri Hilson [...] Post from: RnB Music Blog.com Keri Hilson On David Letterman Ft. Kanye West

It's been awhile since we've given y'all a dose of Keri, so consider this our repentance. Here Keri and Kanye link up to perform "Knock You Down" on Letterman. I think they listened to me , because Ne-Yo is missing from the lineup. You can't tell me nothing, because 'Ye snapped on his verse. It's not a notable quotable , but it's damn good. Best part of the was at the end of the performance when Letterman came to the stage. He was flustered and stumbling over his words (never seen him do [...]