In this episode it's the turn of TV funny man Joe Pasquale, whose eclectic collection of memorabilia and natural sales patter is bound to bring in the punters.
Anthea Turner is competing with four other celebrities who are all selling their unwanted items at a car boot sale to raise money for charity. Unsurprisingly, Anthea's stall is by far the most organised but has she priced herself out of the market?
Michelle Heaton from Liberty X is this week's final celebrity trying to raise as much money as possible for charity. She's pinning her hopes on selling the dress she wore to marry Andy Scott-Lee, but do people really buy wedding dresses at car boot sales?
Model and TV presenter Melinda Messenger starts the week at a brand new car boot sale in Cheddar Gorge, Somerset. She's selling unwanted memorabilia that includes a dress she wore to the Bafta awards and the ski jacket she wore on The Jump.
Amy Childs from The Only Way Is Essex might have a market trader as a Dad, but she hasn't a clue how to set up a car boot sale. She's banking on some foam hair rollers appealing to her customers who want a glamorous look on a Sunday morning.
Homes Under the Hammer's Martin Roberts is a sales expert. He's a regular car booter with a garage full of stock that he has bought at various markets, but banking on selling umbrellas on a sunny day might be a novice mistake.
Radio 1 DJ Sarah-Jane Crawford is confident she will be crowned star booter as she's got the gift of the gab. Her items include some signed Ed Sheeran artwork, a self-help book and a painting by her mum. It's an eclectic mix - but will it appeal to the car boot crowd?
Olympic and Commonwealth champion Colin Jackson dives deep into his sporting collection to find items to sell at the car boot sale - including a trainer signed by Usain Bolt, a commemorative watch and his Strictly Come Dancing shoes.
Breakfast TV presenter Richard Arnold is at a car boot sale raising money for charity. He's raided Good Morning Britain's wardrobe department for items to sell and is used to early starts, so might he have the edge in this week's competition?
In this episode it's the turn of Tattoo Fixers' Paisley Billings, who is in the middle of moving house and so has had to plunder the tattoo parlour for items to sell. Many of her items have been seen on TV and Paisley's not shy when it comes to drumming up customers.
Olympic athlete Iwan Thomas is a natural competitor and he comes to the car boot sale with just one aim - to win. Iwan has a range of Olympic and sporting memorabilia, but can he be persuaded to part with such valuable mementos?
Comic actor Helen Lederer is at a car boot sale for the very first time and struggles to get the hang of it. It's down to her fellow competitors Iwan and Richard to help get her started, and the sales quickly start to come.
Gogglebox's Sandi Bogle is an expert at car boot sales and is confident she has the sales patter and charisma to succeed. Her items include a signed book and various Gogglebox memorabilia - so a fan of the show could see her doing some great business.
This week a brand new group of celebrities are at a brand new car boot sale, with Ann Widdecombe the first to see what she can raise for charity. Her items include books signed by two of the most important men in her life - John Major and Anton du Beke.
Comedian Zoe Lyons is next to sell her goods at the car boot sale - with posters and clothing from her career and a retro kids' bike also up for grabs. But Zoe has a secret weapon that she's convinced will give her the edge... she's wearing massive knickers.
Comedian and entertainer Bobby Davro draws a huge crowd to his car boot stall but seems more interested in entertaining the audience with his impressions than selling his loot. A hamburger costume is amongt the items he's hoping to sell.