The Best WTF Moments From "Jersey Shore" (PHOTOS)

Pauly D, Deena and Mike 'Situation' Sorrentino return home from work and Ronnie decides to take the tiny bike for a ride on the roof. WTF-in' hilarious. The rest of the guys take turns and Pauly says in a confessional that it's the first time he's seen Ron's signature laugh since Sammi left Seaside. Could this mark the return of carefree 'Single Ronnie'...??

Pauly D hops on the bike and Deena wants to ride with him. Pauly says the bike just mysteriously ran out of gas and the crew laughs in Deena's face, again. Snooki calls Nick as planned and he doesn't answer. She calls several more times in a row and