A phrase commonly used from and annoying bitch named Sammi on jersey shore, directed at her boyfried Ron, with whom she has dumped several times. She says it in her annoying fake Italian/jersey accent as well, resulting in the "STAP IT RAHN" caterwauling
Sammi: OMG STAP IT RAAAHN! YER TRAMETAZING ME!
Ron: STFU SAMMI
Sammi: Stap it Rahn!