Chris Johnston

Two teams fight it out to dodge detention, and put the cool back into school, in a mischievous mix of tongue-in-cheek comedy, off-the-wall questions, nonsensical studio games and slapstick challenges.

After her boyfriend ends their relationship, the dreamself of a heartbroken woman floats through the air over an industrial wasteland singing ballads of love.

It's 30 years since CBBC started airing short links between shows. To celebrate, Hacker has brought together the finest presenters, past, present and even a new one, to reminisce and laugh at a few bloopers.