If you like John Cleese and some other Montys, and Kevin Cline, it's great (I do anyway, LMAO)
Just rent it.
Strange though, how they don't show what happens to the ol' Blue eyes, and the Pims? couldn't get a stuntman??
btw It already was copied in real life by some dumb idiot who tried to annoy his fishkeeping friend and used a Jack Dempsey (a though, strong cichlid with a very spiny dorsal); the fish got stuck, and the perpetrator died!
Plan B should not automatically be twice as much explosives as Plan A