Jordan Stephens, Janet Street-Porter, Alex Brooker, Una Stubbs

Harry Hill continues his madcap mission to prevent an alien invasion by filling a special capsule full of funny clips, songs, and games with the help of his celebrity pals. Helping Harry Hill fill the fun capsule to prevent an alien invasion in this episode are Rizzle Kicks singer Jordan Stephens, broadcaster Janet Street-Porter, star of The Last Leg Alex Brooker, and legendary actor Una Stubbs.