Cook picked "Dream Big." It's a smart choice that highlights both his vocal ability and talent that has taken him to the finales.
"You were singing your face off," Jackson said.
"A song in your heart, a guitar in your hand and we millions sit in awe, mesmerized by you," Paula Abdul said.
"Using the boxing analogy, it was a bit of a lightweight, I thought" Cowell said. "Bearing in mind this is supposed to be like a winning song, it didn't feel like a winning moment for me."