Angel

Angel.
Angel is a minor character in regular show who first appeared in the episode "Mordecai and the Rigbys" He was a musician who played just before Mordecai and Rigby at the open mic night at the coffee shop, and was also Margaret Smith's Boyfreind for a short amount of time, it seems they were no longer boyfreind and girlfreing by season 2 episide 2 "It's Time" and likely before that. He is the second revealed boyfreind of margaret, after slasher in "Caffeinated Concert Tickets"