This week in the world of hip-hop on Instagram:  We have Drake getting pulled over by cops, Eminem making a weird instagram debut, Riff Raff comparing his ablum cover to Drizzy's, Birdman snapping flicks at XXL Industry night, Ab- Soul paying homage to hip-hop legends, ScHoolboy Q posting baby pictures of Macklemore, T.I celebrating the 10th anniversary of Trap Muzik, Wacka Flocka turning up on stage and 2 Chainz in route to the VMAs.