Bruno Mars fans have been left in a state of shock ... which was released in 2009 by B.o.B, and Billionaire by Travie McCoy, which dropped the following year. READ MORE: JD Vance suffers fresh ...

Simultaneously retro and radio friendly, Bruno Mars is a multitalented vocalist ... a performer by appearing on tracks by B.o.B and Travie McCoy. He exploded onto the scene with 2010’s ...

Bruno Mars is one of the few figures in pop nearly ... came from singing the hook on songs for rappers B.o.B. and Travie ...

How did Bruno Mars become Billboard's Artist of the Year ... s “Fuck You,” B.o.B’s “Nothin’ on You” and Travie McCoy’s “Billionaire,” the Smeezingtons also churned out hits ...