People with a mental disorder is no laughing matter, except when they actually make fun of themselves.
YouTuber Lewis Qball is already known for his Tourette’s, with all his videos featuring him doing a lot of funny stuff on his channel. His buddy, Andrew Zund, has a similar but still undiagnosed condition, but only has his tics activated when triggered.
And when the two decided to spend time together and watch a video, it became a hilarious exchange of cusses and tics.