 Other recurring characters who appeared were glee club members Sam and Mike Chang ( Harry Shum , Jr . ) , Principal Figgins ( Iqbal Theba ) , jock bully Dave Karofsky , cheerleader Becky Jackson ( Lauren Potter ) , students Jacob Ben Israel ( Josh Sussman ) and Lauren Zizes ( Ashley Fink ) , and Coach Shannon Beiste . Although Beiste 's physical appearance was used as comedy in the episode , Jones was not offended ; she called it hysterical , said " it serves a purpose for the message " and hoped " maybe it will make people think outside of the show . " Murphy intended her storyline to highlight the fact that bullying can be damaging without necessarily being overt . He stated : " Th [ e ] episode is completely about accountability . If you can change any young impressionable minds and make them aware of the consequences of their actions and all different forms of cruelty , I think that ’ s a great , great gift . " Telly Leung and Titus Makin , Jr. guest starred as Wes and David respectively , two additional members of the Dalton Academy Warblers . Hyatt guest starred as Joan Martin , Puck 's probation officer . 
