Keri Hilson - Knock You Down (acoustic, live) *****

The beautiful Keri Hilson, acoustic sings in her hit "Knock You Down". It is a pleasure to hear singing Keri.
La bellísima Keri Hilson, nos canta en acústico su éxito "Knock You Down". Es un placer escuchar cantar a Keri.

More Info: http://en.wikipedia.org/wiki/Keri_Hilson