Watch the special expanded series finale online now.
Hank Hooper arrives at 30 Rock for the "America's Kidz Got Singing" finale. Unfortunately, he's brought along his teenage granddaughter, Jack's nemesis Kaylie. Jenna is pulling out all the stops for the show, planning on rubbing Vick's VapoRub under her eyes to produce tears. Meanwhile, Tracy is on an all-day fast for his colonoscopy the next day. Fasting might clear his mind, advises Liz.