Pop Tate hires a professional photography crew for a Sunday ad, including a very picky food stylist, in order to photograph the perfect burger.; Jughead creates a sound effect "KA-SHOOMAFLOINK" and then tries to find someone or something that makes the sound.; Dilton is figuring out who can curl their tongue as part of a genetics survey. When Jughead finds he can't curl his tongue, he spends a whole school day practicing.; Providing a public service -- in his eyes anyway -- Jughead relieves the girls of their Valentine's Day Chocolate boxes in order for them to keep their figures and their health up. The boys who gave the gifts are, as expected, less than pleased.