Brian Wecht

Brian Wecht (stage name: Ninja Brian) is an American multi-talent and is a member of the Game Grumps.

The short story

 * He is a multi-instrumental musician, but often plays the keyboard.
 * He and Dan Avidan also appear as the comedy musical duo "Ninja Sex Party".
 * He also is part of the music trio "Starbomb".
 * He produces records and is a songwriter.
 * He is a writer and actor.
 * Brian also is a retired theoretical physicist and has a PhD in particle physics.

The longer story
Brian Wecht on Wikipedia

More

 * Ninja Sex Party Official Site