T.I. brings his last minute summer jam, “Got Your Back” feat. Keri Hilson, to Jimmy Kimmel last night in support of his upcoming, post-incarceration LP, King Uncaged (due September 28). King is def uncaged.

‘Ye makes a special guest, mullet-less appearance for Keri Hilson’s performance of “Knock You Down” last night on Letterman. Dave freaks out and asks them to come back tomorrow. I fckng <3 this song, haters.

I feel like I say this a lot (or maybe not enough), but this really is an incredible pop song. Written and produced by Danja (Kanye et al), “Knock You Down” is on Keri Hilson’s new album In a Perfect World…, out today. The track features Kanye and Ne-Yo, and the video came out great. [...]