 Blake McIver Ewing

Blake McIver Ewing (born March 27, 1985), also known as Blake McIver and Blake Ewing, is an American singer-songwriter, actor, model and pianist.He was known for playing Michelle's friend, Derek, on the sitcom "Full House" a role he reenacted on Fuller House and played the role of Waldo in the 1994 feature film version of "The Little Rascals", and voiced Eugene on "Hey Arnold!"