Marti Fischer
YouTube Star
YouTube star known for posting comedic videos as well as some videos about music to his theclavinover channel, where he's earned more than 600,000 subscribers.
He launched his YouTube channel in July 2007.
He has more than 110,000 Instagram followers on his martimcflyscher account.
He is from Germany.
One of his videos is a take on the Joker from the Batman series who Jack Nicholson played in one of the movies.