You may recall we were quite interested by the Jersey Shore Grenade Whistle when Pauly D revealed it on Late Night with Jimmy Fallon. Well, on MTV last night we finally saw its first appearance on the show.

grenade whistle

Vinny was proud to sound the alarm. He explained, “Tonight there’s a Grenade running around the house … so I got the Grenade Horn in the house that lets Seaside know when Grenades are present at the Jersey Shore house.” More grenade whistle pictures.

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