Limmy's is intrigued by signs at the entrance to an underpass and invites the audience to follow him to solve the mystery. He also gives a techno masterclass, sharing techniques and coaching would-be DJs on how to interact with a big, excitable crowd.

Limmy feels guilty about leaving his phone's stopwatch running when he was no longer using it,. He is also unhappy about the placement of the letter Q in the alphabet and thinks it should be moved, and he has a life-saving idea that he would like to proudly present to the world on behalf of Scotland.