Overview: Actor Denis Leary celebrates International Firefighters' Day and catches us up on this year's Firefighter Challenge. Plus, Rachael's got a firehouse favorite – Cincinnati chili served over spaghetti. And, comedian Bill Bellamy shares hilarious stories of interviewing iconic celebs from his new memoir, "Top Billin!" Meanwhile, Chef Danielle Kartes joins us to share a gourmet twist on the classic meatball sub + shows us how to make cosmos for a crowd. Delish!