Watch B.o.B Feat. 2 Chainz "HeadBand" Video, the latest video from B.o.B, which dropped on Monday, July 1st, 2013. B.o.B's horizons are broadening with each new release, and B.o.B Feat. 2 Chainz "HeadBand" Video is no exception. It's a worthy addition to a catalogue that has seen much growth since B.o.B stepped foot in the rap game. We're looking forward to hearing more.