Yak shaving: * a task, that leads you to perform another related task and so on, and so on — all distracting you from your original goal.*

Though depending on your local vernacular and what "yak" might mean to you I can see room for confusion.

I used to go to a town named "Knob Lick" which my English acquaintances found quite an amusing town name.

Thought it was a clever double entendre but didn't take it in a riqsue manner myself