With several cast members yet to sign contracts for the next season of MTV’s "Jersey Shore," the program’s planned trip to film in Italy has been delayed by a month, reports RadarOnline.com.

Producers are also having difficulty signing on venues in Italy where they can film the cast members, the story says. Florence, the regional capital of Tuscany, has been chosen as the next season’s Italian base, the article notes.

Snooki, The Situation, JWoww and Pauly D have refused to sign contracts until they receive more pay, the piece adds.