Any plan involving general disappointment and an early end to the night.
Participants will often be unaware they are involved in a Sam Plan until they are at home eating Hungry Jacks, wondering why it was such a disappointing night.
"I know, lets go to E55, it'll be sweet!!!"
"Nah man, that sounds like a Sam Plan, think i might grab some HJ's and go home."
"Hey, lets go to (insert crap bar nobody has ever heard of)!!!"
......10 minutes later......
"This is shit, fuckin Sam Plan!! I'm going to HJ's".
"This bar is shit, why are we here?"