 In addition to Paltrow reprising her role as Holly Holliday , recurring characters who appear on the episode include Stamos as dentist Carl Howell , glee club members Lauren Zizes ( Fink ) , Sam Evans ( Chord Overstreet ) and Mike Chang ( Harry Shum , Jr . ) , football coach Shannon Beiste ( Dot @-@ Marie Jones ) and Kurt 's friend Blaine Anderson ( Criss ) . 
