The three stars were all spotted filming a wedding scene on Thursday (November 9) in Miami, Florida.
PHOTOS: Check out the latest pics of Snoop Dogg
Matthew and Snoop could be seen sharing a few laughs while Isla was laughing and joking around with other cast members. It already looks hilarious!
The Harmony Korine-directed comedy is about a rebellious stoner named Moondog who lives life by his own rules, and is due out sometime in 2018.