Where's the plunger?

The Daleks attempted to disguise one of their own in order to exterminate everyone at the dinner party, but their plan horriby backfied when The Doctor arrived and produced his new invention, the Sonic Fork. However, his plan backfired when he realized he had to eat the entire thing, plus it reminded him too much of sunset o Gallifrey. K-9 solved the problem with a blast from his laser.

Stay tuned for the next episode in which The Doctor is tasked with finding the Scrub Brush of Rassillon to clean the tin dog.