Nick Lang is an American writer director singer and actor He is a cofounder and member of Team StarKid He has directed and written all of StarKids productions to date He portrayed Kevin Bushwald in Little White Lie Arthur Weasley Sorty Scarfy Peter Pettigrew and Mama Umbridge in A Very Potter Sequel Robin Barack Obama and Mobster in Holy Musical Bman and The Caller Bug and Mister Bug in Starship In A Very Potter Senior Year he played Damain in addition to reprising his roles of Arthur Weasley Sorty and Scarfy He also portrayed Emperor Pappy Palpatine and ObiWan Kenobi in Ani A Parody