Demi Lovato, Gail Simmons, Tom Colicchio, Kristen Kish

Kellyoke encore: "I Will Wait"; Demi Lovato; Gail Simmons, Tom Colicchio and Kristen Kish ("Top Chef"); Kelly extra: Kelly Rowland, Method Man, Robin Thede and Annie Gonzalez ("Relationship Goals"); Cat Fest video; guest host Andy Cohen.