The Flintstones Treatment

When one sends another man to a girl's house for some birthday sex and a viewing of Flintstones in Viva Rock Vegas, and when the guy gets there, the girl is sleeping and doesn't know why he's there.

Pat: Hey Alec, did you get together with Sydney last night for some birthday sex?
Alec: Nah man, I got the Flintstones Treatment...