Kal Penn, Stanley Tucci, Iliza Shlesinger, Denis Leary, Jesse L. Martin

The Kelly Clarkson Show – Season 6

St. Patrick's Day/ Guest Host: Kal Penn/ Cameo-oke: Cult of Personality (Corey Glover)/ Stanley Tucci/ "Stanley's Superlatives"/ Iliza Shlesinger/ Rad Human: Green Island Bakery/ Kelly Extra: Denis Leary/ WIL: Jesse L. Martin (The Irrational)