Not only did the Grammy-nominated artist serve as musical guest for the NBC show’s midseason finale, but he appeared in a sketch about a low-budget Christmas play and starred in “Jingle Barack,” a parody of Run-DMC’s 1987 classic ” Christmas in Hollis .” Along with cast member Kenan Thompson, the pair raps about “the last Christmas with Barack still here” and all the things to do before President-elect Donald Trump takes office: “Imma hurt myself before we lose Obamacare;” put “birth control under the tree;” and “go nuts before the North Pole disappears.”