Usher Speaks on Signing Justin Bieber

Usher's been flexing his executive muscle as of late. In late 2008, the singer inked promising pop act Justin Bieber to a joint venture between the Raymond-Braun Music Group and L.A. Reid's Island Def Jam.Usher's instincts have seemingly paid off thus far. Bieber has released three Top 20 singles in the past year, including "Baby" featuring Ludacris. Furthermore, Bieber's debut, "My World" hit