Demetri Martin was born on May 25th 1973. He is an American comedian, actor, musician and writer. He is famous for his work as a stand-up comedian. However, he is also known for being unconventional in his shows. Martin usually uses one-liners and drawings on a large pad and accompanies his jokes with music.
During his shows, he also plays instruments on stage, but also likes having music playing in the background of his performances. He is known to do these things in an effort of preventing any editing of his live performances to better fit for TV.