We'll update this as more songs from "Poison Ivy" become known, but here are the two pieces of Gossip Girl music we know were played during that last night's great episode:

• I Got It From My Mama - will.i.am
• Glamorous - Fergie
• I Feel It All - Feist

Steve Marsi is the Managing Editor of TV Fanatic. Follow him on Google+ or email him here.