heat’s Secret Celeb Stand Up day 4: TOWIE’s Lydia Bright and Debbie, and Joe Tasker and Amber Doig-Thorne

This week, heat are teaming up with Stand Up to Cancer for a week-long series of Facebook Live action pushing people to donate to the brilliant cause; and we need your help.

It started on Monday 30 October, and throughout the week heat will be joined by a host of celeb-types – from some Love Island faves to our very own Jamie Laing – pulling some silly stunts in the name of raising cash for cancer research

heat's Secret Celeb Stand Up day 4: TOWIE's Lydia Bright and Debbie

TOWIE's Lydia Bright and her mum Debbie joined us live for some makeover madness, and they also revealed why Lydia was called 'Chlamydia Lydia' at school...

heat's Secret Celeb Stand Up day 4: YouTube stars Joe Tasker and Amber Doig-Thorne

Joe's impression of Gemma Collins is TOO MUCH.

Throughout the week we'll be joined by a host of celebs; so you might want to write off any work you'd planned on doing. It's fine, your boss will understand. It's for CHARITY.

Join us live over the week at facebook.com/heatworld and please comment, share and support in any way you can. We want as many of you Bauer bods involved as possible. And of course if you have any spare change left over after you’ve bought that Pumpkin outfit - donate!

. To donate £5 or £10 to support Stand Up To Cancer, text STAND5 or STAND10 to 70404. Please dig deep and give what you can. For each text message sent, you will be charged £5 or £10 plus your standard network message charge.

Join in on Twitter using the hashtag #secretcelebstandup

**Catch up with heat's Secret Celeb Stand Up below: **

heat's Secret Celeb Stand Up: Day 1, Bobby Norris, Danielle Sellers and Chyna Ellis

heat's Secret Celeb Stand Up day 2: Louie Spence, Sam Thompson, and Kem and Amber

heat's Secret Celeb Stand Up day 3: KISS Breakfast's Rickie, Charlie and Melvin, Union J's Josh Cuthbert, and Jamie Laing