Harry Hill, Martin Kemp, Roisin Conaty, Bill Turnbull

E1

The first batch of celebs make cupcakes, 3D biscuits, and take on a fiery technical.

Nick Hewer, Stacey Solomon, Ricky Wilson, Perri Kiely

E2

The celeb bakers tackle scones, a devilish technical, and a self-portrait croquembouche.

Tim Minchin, Ruth Davidson, Jamie Laing, Ella Eyre

E3

The latest batch of celebs tackle loaf cake, meringue towers, and Prue's fancy technical.

Lee Mack, Griff Rhys Jones, Melanie Sykes, Joe Lycett

E4

This time the celebs face a blondies signature challenge, a testing technical, and the opportunity to reveal their secret passion with a cake showstopper.

Alan Carr, Aisling Bea, Kadeena Cox & Teri Hatcher

E5

The celebs face an 'all or muffin' signature and a not 'as easy as pie' technical. And dreams may turn to nightmares during the showstopper cake challenge.