Also on the teams are former Pussycat Doll and Dancing On Ice judge, Ashley Roberts, and comedian Rob Beckett.
Keith is out to give the Geordie duo a hard time by making them drink all sorts of vile things, play with snakes and get gunged – sounds like fun to us! And poor Ant didn't let his recent thumb injury stop him getting stuck in.
As usual, there'll be plenty of ribbing and naughty jokes – will the cleanest cut boys on telly get in the swing of it? We reckon they definitely will!
Celebrity Juice: Saturday Night Takeaway Special, ITV2, 10pm