Pop-flocker

A person who only likes the music on the radio. their iPod consists of big name artist with only 1 or two songs from each artist.

girl1: OMFG I <3 Owl City! Fir3flies is the bEst $ong evEr!
girl2: Personally, I like Cave In.
girl1: what's that?
girl2: It's a song on the same album of fireflies.
girl1: never heard it.
girl2: BECAUSE YOU'RE A POP-FLOCKER