Taskmaster - Season 13 Episode 5 -

This time, several contenders become baffled by things as apparently simple as a high five and a fish tank, which doesn't bode well as they continue their quest to win Greg's gilded bonce. Alex Horne records the minutiae of each task as Ardal discovers that a mallet floats, Bridget has a present for the Taskmaster and Sophie covers some keys in saliva.