Keri Hilson performs her new single ‘Knock You Down‘ on Letterman – with a little help from Kanye West.
‘Knock You Down’ is taken from Keri’s ‘In A Perfect World’ album.
Keri Hilson performs her new single ‘Knock You Down‘ on Letterman – with a little help from Kanye West.
‘Knock You Down’ is taken from Keri’s ‘In A Perfect World’ album.
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