Whether it be on school tables, club toilets or bus stops, we've all had the odd laugh at the random jokes scribbled in bold pen.
For years, 'your da' jokes have been among the things we haven't got tired of hearing - especially in Liverpool. From selling Avon to pretending to be The Chaser, there were some classic 'your da' jokes that are still referenced, used on social media and more.
Years back, the ECHO asked you to share the funniest your da jokes you've ever heard or seen scribbled on toilet doors. And these are a number of your responses.