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From Hollywood actors to Olympic and Paralympic sports stars, the stellar celebs will try their hand at signature bakes, technical challenges and dazzling showstoppers in the famous tent, all in aid of Stand Up To Cancer.
And now we've been given our first look at the celebs taking part and what a line-up it is.
Star Wars actress Daisy Ridley and X Men star James McAvoy will kick off the five-part series, while other celebs set to take part include Olympic champion Dame Kelly Holmes, Little Mix's Jade Thirwall and comedian John Bishop.
Plus, Nadine Coyle and comedian Katherine Ryan will give the showstopper challenge a go. We'd like to see what they come up with.
TV presenter and former Strictly winner Stacey Dooley will also try her hand at baking in the celeb special, alongside Alexandra Burke, Nick Grimshaw and Paralympian Ade Adepitan
And we're sure to be treated to lots of comedy along the way with Rob Beckett, David Baddiel and Tom Allen bringing the laughs.
Rounding up the 20 celebs taking part include YouTuber KSI, author Phillippa Perry, TV presenter Anneka Rice, Reece Shearsmith, Dizzee Rascal, Anne-Marie.
Host Matt Lucas will be back to present, while judges Prue Leith and Paul Hollywood will be judging the star's bakes.
Sarah Lazenby, Channel 4's outgoing head of formats and features, said, "What we all need right now is more joy. Bake Off is serving up yet another dollop of fun courtesy of some very willing celebrities.
"We can't promise a huge helping of baking inspiration, but we can deliver some much-needed laughs."
Meanwhile fans of the show have expressed their delight at the shows return.
"I guess I'm watching Bake Off for the first time? Alexandra Burke, James MaCavoy, Kathrine Ryan and Jade Thirlwall?? Best line up of any celebrity version of any show ever!!" said one fan.
While another commented: "Bake Off continuing to have the best celeb line ups ever".
can't believe i get to watch james mcavoy bake a cake with my own two eyes- alice (@aliceruthmyles) January 28, 2021
"Can't believe I get to watch James McAvoy bake a cake with my own two eyes," she added.
Celebrity Bake Off will air in the spring, in aid of Stand Up To Cancer. We can't wait!
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