Cuddy is dressed like Jennifer Beals character at the 80s Party
a man is dressed as a Ghost Buster during the 80s Party
At the 80s party Dr. House wears 1780s suit and wig, a possible reference to Hugh Laurie's role as the Prince Regent
At the 80's party House and Cuddy are attending: A guy, dressed like John Cusack's character, is standing in the corner, holding a boom box over his head.
House refers to Cuddy's breasts as "Patty and Selma"
House and Cuddy dance to the same song as Napoleon and Deb, but without big sleeves.