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.