 The show also featured the 2012 performances from Luke Bryan, Carole King, and Pitbull.The show's theme song was the instrumental from "Stronger (What Doesn't Kill You)" by Kelly Clarkson.For the third straight year, the show ended with a different number; this time, with a performance of Bill Withers's "Lean On Me", led by Jessica Sanchez and Chris Mann featuring MDA patients and families present at the show's taping.