Now that Ace Ventura When Nature Calls is on Hulu, you can relive the most hilarious moment in cinema–to a sixth grader. Is Jim Carrey's rhino butt birth scene still funny?

All That Weird Stuff In 'Ace Ventura 2' by Mallory Carra. ... Ace Ventura 2: When Nature Calls didn't do so well with critics, attaining a 33 percent "rotten" rating from Rotten Tomatoes.