Her joint fortune with rock husband Ozzy puts her at the top of the pile. Her fee was reportedly so high she will only be making a guest appearance.
The pop mogul made his fortune discovering the likes of Westlife and Girls Aloud. Topped it up with a £1m a year salary as an X Factor judge.
Princess Kate's Uncle secured a hefty fee to appear, as the royals brace for what he may say. Made his fortune selling his own recruitment company.
After securing £50,000 in Dragons’ Den in 2007 for his Reggae Reggae sauce, Levi went on to became one of the biggest success stories ever from the BBC show.
The Love Island winner went on to star in the US celebrity version of the Traitors and Dancing On Ince here. One of the most in-remand influencers out there.
She may not have the financial muscle of other housemates but YouTuber Zeze is one to watch, with a promising TV career ahead of her.