Australia’s The Potbelleez will release their next song ‘Magic Number’ with B.o.B. B.o.B. is a six time Grammy nominee and has generated almost 1 billion YouTube views. B.o.B. has previously worked with Taylor Swift, Bruno Mars, Hayley Williams of Paramore, Katy Perry and now The Potbellez. ‘Magic Number’ with The Potbelleez is the first Australian