the episode when Wendy dumped Stan, they go to 'Raisins' and Stan goes goth. Butters thinks he's dateing a Raisins chick.
classic 80's songs playing during the episode
some other noteables from this past season (season 12 i think)
Elementary School Musical (never watched high school musical)
Breast Cancer Show Ever
Major Boobage (the 'Heavy Metal' episode where Kenny gets high on cat urine)
Canada on Strike (Butters sings 'what what in the butt')