Felix refuses to shower. Last time, he ended up in another world. But Dad and Olly have noticed he smells pretty bad. At least he's prepared this time, wearing bathers just in case. He turns on the shower and . . .

REEEEKKKKKK!

Felix finds himself on a mountain . . . knee-deep in snow . . . and freezing in speedos!

Step 1: Find pants AGAIN.
Step 2: Rescue kids from a giant YETI.
Step 3: WAIT, WHAT DID YOU SAY?!?