When the nurse wants to take blood from Richard, he calls her 'Nurseferatu'.
Caroline (to Annie): "You can't kidnap Mary Poppins!"
When Annie first shows up at Remo's dressed like a man, Charlie says she looks like Eddie Munster.
Remo (when Annie returns dressed as a man): "Well, well, well.. if it isn't the Karate Kid!"
Caroline refers to Annie and Del as Beavis and Butt-Head.
Caroline says Richard looks like Babe when the doctor and the med students examine his nose.