Glee Season 3 Episode 7 : I Kissed a Girl

The election for McKinley High Senior Class President is marred by ballot-box stuffing, and Brittany is declared the winner. Coach Beiste challenges Sue over Cooter, and Sue's own election day results in an embarrassing defeat to Burt. Life gets more complicated for Quinn and Puck, Santana comes out to her family, and a shocking event upsets New Directions' plans for the forthcoming show choir Sectionals competition.