Would YOU dare to bare all? Meet the men who are right here!
British-born NRL player George Burgess is a prop for the South Sydney Rabbitohs and comes from a large family of rugby pros which includes brothers Sam, Tom and Luke Burgess.
The 26-year-old athlete married his long-time love, lingerie model Joanna, in an intimate Noosa ceremony in 2016.
George is dad to son Boston and daughter Birdie.
Since stealing the hearts of Australian viewers as The Bachelor in 2017, Matty J's career has gone from strength to strength.
His season broke viewing records nationwide and a staggering 1.48 million fans tuned in to watch the series finale where Matty chose Laura Byrne as his happily ever after.
Still going strong, 32-year-old Matty is currently awaiting the birth of his first child with reality sweetheart Laura - but he's still found time to get his kit off for a good cause!
Beloved children's entertainer Sam Moran is best known for his stint as one of The Wiggles from 2006 to 2012.
The 40-year-old funny man currently fronts his own musical kid's show on Nick Jr, Play Along with Sam, which was nominated for a ARIA Music Award in 2013.
Sam is married to former Wiggles dancer Lyn Stuckey and is an avid support of AFL team the Sydney Swans.
Fijian-Australian former rugby pro Lote Tuqiri has represented both Australia and Fiji in the rugby league.
Aged 15, Tuqiri moved from his native Fiji to Queensland and went on to sign with the Brisbane Broncos.
The retired athlete regularly coaches children and people with disabilities in beginners rugby skills.
Gold Logie winner John Wood is an actor and scriptwriter best known for playing Michael Rafferty on Rafferty's Rules and Senior Sergeant Tom Croydon on long-running police drama Blue Heelers.
The 72-year-old thespian was voted Most Popular Personality on Australia Television in 2006.
John shares two daughters, Meg and Lexie, and three grandchildren with his ex-wife Leslie who he secretly separated from in 2013. The couple continue to live together as friends.
ROBERT “DIPPER” DIPIERDOMENICO
Retired Aussie rules footballer Robert DiPierdomenico - best known as Dipper - is widely regarded as one of Australia's greatest sporting heroes and a fixture in the hall of fame.
The 60-year-old legend is one of the most successful Italian Australians to play in the AFL and also made a cameo appearance in Neighbours back in 1999.
Dipper is an ambassador for The Alannah and Madeline Foundation, a national charity protecting children from violence.
Controversial AFL star Brendan Fevola had a chequered sporting career, but since hanging up his rugby boots once and for all "Fev" has made a name for himself in the world of entertainment.
He is currently one third of Fox FM's radio show Fifi, Fev and Byron alongside Fifi Box and Byron Cooke. Fevola is also an ambassador for weight loss company Jenny Craig.
Brendan has three children with wife Alex Cheatham, Leni, Lulu, Tobi. He is also step-dad to Mia, Alex's daughter from a previous relationship.