Following an official announcement for the celebrity chef, Miguel previously said: "Let's see how I go making paella out of rice and beans. What a way to celebrate my birthday!"
In the promo, which showed hosts Dr Chris Brown and Julia Morris being interrogated by Miguel in a James Bond style sketch, the duo revealed this year’s contestants promise to deliver plenty of fun.
Taking to her Instagram, Charlotte revealed that she will be joining this year’s group of celebrities in South Africa, saying: “This is going to be crazy!”
On Sunday, it was revealed the "mystery hunk" is none other than former host of Seven’s Daily Edition, Tom Williams, who stripped off his shirt on Dancing with the Stars in 2005.
The network also shared several other clues about this year’s contestants on social media, which include a “footy legend,” “leading lady”, “blonde bombshell” and “TV mega star”.
A number of celebs have been rumoured to be joining Miguel, Charlotte and Tom, including performer Rhonda Burchmore, funny lady Sophie Monk and radio personality Tommy Little.
The Daily Telegraph previously reported that Love Island’s Erin Barnett may also be entering the jungle, alongside AFL player Dale Thomas.
A clue for a “pop culture guru” revealed they spend a lot of time with their aunty, which had many guessing it is Yumi Stynes, Dylan Lewis or Todd Sampson, news.com.au reported.
Another the clue for a “hunky” TV presenter was shared on Twitter, fans were quick to comment on the cheeky clue, with some suggesting the reference was for Matty J, Beau Ryan or Tommy Little.
An equally ambiguous hint for a TV megastar who is referred to as an “international party animal” had many speculating whether it would be Lindsay Lohan.
“This international party animal likes to prove her critics wrong,” the promo hinted.
Another clue for a “reality television beauty” who was last seen on a “tropical paradise” had others wondering if it is Love Island host, actress and singer Sophie Monk.
But another hint for a “blonde bombshell” had many guessing Sydney PR guru Roxy Jacenko will be joining the 2020 cast.
Among the “footy legend” names being kicked around are soccer players Kevin Muscat and Mark Bosnich, former Swans player Warwick Capper and Nick “Honey Badger” Cummins.
While it remains a mystery who will be joining Miguel in 2020, those who are confirmed will be competing for a $100,000 cheque for their chosen charity.
I’m A Celebrity… Get Me Out Of Here! season six premieres on Channel 10 on Sunday, January 5.