In 'Pot O' Gold' (Tues., Nov. 1, 8PM ET on Fox), a new foreign exchange student -- 'The Glee Project' winner Damian McGinty -- moves in with Brittany, and our favorite funny cheerleader thinks the young Irish lad is a leprechaun. Naturally. Meanwhile, Mercedes attempts to recruit new members to Shelby's rival glee club and Sue's campaign heats up.
What will they sing? Find out after the jump.
Head over to Billboard.com to listen to 'Being Green.'