When an attractive woman seduces an intoxicated male and sleeps with him. Early the next morning the woman will have her very unattractive friend take her place in bed, and wait until the man wakes up. He will then look over at who he thought was a smokin hotty and then start freaking out
Jen: "Hey, Kate, how was your Friday night?"
Kate: "Pretty good, I hooked up with some guy, then the next morning Denise took my place and gave him quite a scare."
Jen: "ahh the old Beer Goggles Prank, eh?"