The season two premiere of Off Their Rockers, a hit hidden camera show starring Betty White, aired on NBC last night with all new guest stars Kim Kardashian from Keeping Up with the Kardashians and "Gangnam Style" singer Psy. 

Last night, Kardashian and Psy started the pranks that White said, "made me laugh myself silly. She also added that Psy showed "me and our older pranksters how his 'Gangnam Style' dance is done. There's no fool like an old fool!" 

Off Their Rockers airs every Tuesday at 8 p.m. EST on NBC.