From Taraji P. Henson to Vince Staples, All of "Abbott Elementary"'s Best Guest Stars

The rapper stepped into the world of "Abbott Elementary" in season two's midseason finale, "Holiday Hookah," playing the role of Gregory's friend Maurice (and Janine's boyfriend-turned-ex). Staples also appeared in the second season's "Fundraiser," "Valentine's Day," and "Mural Arts" episodes.