Credit: Adam Rose/FOX ©2011 Fox Broadcasting Co. Photo: New Directions Performs at Sectionals in Glee Season 3, Episode 8: “Hold On to Sixteen”

Watch all the musical goodness from this week's ep, "Hold On to Sixteen," here!

Credit: YouTube Photo: Watch! Chord Overstreet's Glee Season 3 Return Performance of "Red Solo Cup" in Episode 8, "Hold On to Sixteen" [VIDEO]
Credit: YouTube Photo: Glee Sneak Peek! The Troubletones Perform "I Will Survive"/"Survivor" at Sectionals in Season 3, Episode 8: "Hold On to Sixteen" [VIDEO]
Credit: YouTube Photo: Video: Glee Cast Performs "ABC"/"Control"/"Man in the Mirror" Mashup for Sectionals in Glee Season 3, Episode 8, "Hold On to Sixteen" [WATCH]
Credit: YouTube Photo: Video: New Directions and Troubletones Perform "We Are Young" in Glee Season 3, Episode 8, "Hold On to Sixteen" [WATCH]