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Rachel invites her celebrity friends to see if they have what it takes to train with challengers. Pilates-body Raven Ross, from "Love Is Blind 3", joins with fellow challenger Tyler Duckworth for this 30-minute beginner bodyweight class.

Justina Valentine from Wild 'N Out and All Star Shore's Giannina Gebelli bring their peaches to Rachel Robinson's new Challenge Workout house for a 30-minute beginner to intermediate Ass Day workout.

There was no way to prepare for a Crazy Eights elimination - until NOW. All Star Shore's Blake Horstman joins OG Challengers Derrick Kosinski and Rachel Robinson for a 30-minute intermediate Push and Pull workout.

Challenger Vets, Ruthie and Rachel, invite Drag Race Season 12 Winner, Jaida Essence Hall to the workout house for a 30-minute beginner Core and Cardio workout.

From the Big Brother house to the Challenge Workout house, Joseph Abdin and Kyland join Rachel for a 30-minute intermediate - advanced Full Body Compound workout.

Challenger Justine Ndiba and former Drag Race contestant Kameron Michaels join Rachel at the workout house for a Full Upper Body workout. Show off your strength with 2 medium weights and a yoga mat.

Rachel Robinson hosts a battle of the spin-offs at the challenge workout house with Cashay Proudfoot and Nia Moore. Can you keep up with the Challengers?

Brad Fiorenza and MJ Garrett join Rachel Robinson for a Full Body w/ Heavy Weights workout. We're kicking it into BEAST MODE with these challenge champions. Do you have what it takes to make it to the end?