Reply To: The Joke Thread Home › Forums › Off Topic › The Joke Thread › Reply To: The Joke Thread 18/09/2018 at 11:31 am #18135 ChrisParticipant Why did the mushroom go to the party? Because he was a fun guy! Why did the fungi leave the party? Because there wasn’t much room! I’m fairly certain it’s from the Ha Ha Bonk book, a true classic.