Party Creeper: A guy/girl who is always appearing to ruin random photos of you and your friends. Can also be referd to "that guy". He or she will wait til the moment the flash is about to go off and somehow get in the picture to ruin it without warning. Another spit this person has is he or she may be the drunkest person at the party making a complete ass out of themselves.
Girl staring at pic: Who is that dirtbag that ruined our pic?
Girls Friend: I don't know him hes a real party creeper.
She/He was a 10 at 2. This means the girl/guy you would have never talked to at the begining of the night has made it into your life by the time the bar closes at 2am. By rating her on a scale of 1-10 due to the alchol she/he has became a 10 at 2.
Guy 1: Hey man did you see that girl i hooked up with on saturday?
Guy2: Yeah man saw her at the begining of the night, She must have been a 10 at 2.