Rach and her celeb pals are suiting up as firefighters for a day! Denis Leary is putting them through scenarios faced by real-life NYC firefighters at his firefighter challenge charity event. Plus, Rach has a big surprise for a powerhouse group of 9-1-1 dispatchers, and she's in the kitchen making a twist on fish and chips. (Salt and vinegar potato chips, anyone?!)

Today we're getting our gadget on! Our culinary team puts three new kitchen tools to the test – including one that claims to help you make brownies with crispy edges on every piece and another that claims to turn a watermelon into a keg. Then, financial guru Alexa von Tobel is teaching us digital-savvy ways to manage our finances. And we’re breaking down the latest trends in tech for the home, like a mug that will keep your coffee hot for up to an hour. Plus, Rachael’s cooking up Chipotle Chicken and Black Bean Burritos!

Two viewers are going head-to-head in the ultimate burger showdown! Then, makeup artist Mally Roncal who's hooked to her phone goes 48 hours without it. And why does "American Ninja Warrior" host Akbar Gbaja-Biamila call himself a "diaper ninja" … ?! Plus, Rach hits the kitchen with Chorizo Skillet Nachos!

We’re kicking today off with a dad makeover…but it’s not any dad! Lifestyle and fashion expert Tommy DiDario is giving his own father a hip new look. Then, Rachael’s hilarious pal Lauren Ash is here from the hit show "Superstore" — and she's telling us about the time she pranked her mom with a fake TV pregnancy belly. And what’s for dinner tonight? Turkey Club Burgers with Onion Rings!

Meet an inspiring veteran who’s changing lives with service dogs — and he’s getting the ultimate surprise in our studio! Then, funnyman Craig Ferguson tells stories from his new memoir that you’ve got to hear to believe. And Rach is making a Jalapeño Popper Frittata!