 At McKinley , glee club members Puck ( Mark Salling ) and Lauren ( Ashley Fink ) plan to make a sex tape , until Holly informs them that it would be considered child pornography . Puck , appalled , joins the celibacy club . The club 's advisor Emma Pillsbury ( Jayma Mays ) thinks Holly 's lessons are inappropriate , so she arranges for the club to perform a wholesome song for New Directions . She picks " Afternoon Delight " , unaware that the song is about sex . Her husband Carl ( John Stamos ) approaches Holly afterward about counseling . During the counseling session , he reveals that Emma is still a virgin , and Emma admits that she may still have feelings for Will . Carl tells her he will be moving into a hotel until she is certain of her feelings . 
