Snoop Dogg — 4/20 Party Shut Down

Exclusive 0420-snoop-dogg-tmzSnoop Dogg“s 4/20 party in Hollywood was shut down before the star of the show even arrived … our sources has learned.

“Snoop Lion 420 Festival” — a giant party being held in a Hollywood Hills mansion to celebrate all things cannabis — started at 11:00 AM … but quickly crashed and burned thanks to a bunch of fuddy-duddy neighbors.

Law enforcement sources tell our sources … multiple neighbors in the surrounding area complained about the noise levels and parking situation caused by hoards of weed-loving partygoers. The fact that the party didn”t have a permit didn”t help matters either.

Cops arrived and quickly shut it down, putting a kibosh on the all-night festivities.

Our sources say no one was cited and Snoop was not there.