The 2010s were a golden age for comedy—unless you sat through these six R-rated disasters. While the decade delivered laugh-out-loud hits, it also unleashed films so painfully unfunny they make you question the very concept of humor. From cringe-worthy premises to jokes that land with a thud, these movies are the bottom of the barrel. Let's rank the absolute worst.

6. 'Behaving Badly' (2014)

This teen sex comedy tried to recapture the magic of 2000s classics but failed spectacularly. Starring Selena Gomez and Nat Wolff, the film follows a teenager who makes a bet that he can sleep with his dream girl in two weeks. The result is a chaotic mess of hyper-sexualized scenes, unlikable characters, and shock-value gags that never land. Gomez is wasted as a prop in a convoluted plot, and the film's attempts at edgy humor feel desperate. It's no wonder this one is forgotten.

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5. 'Bucky Larson: Born to Be a Star' (2011)

Nick Swardson stars as a naive Midwesterner who discovers his parents were porn stars and moves to L.A. to follow in their footsteps. The entire film hinges on a single, repetitive joke about genital size—a gag that's not only unfunny but also toxic. Co-written by Adam Sandler, this relic of '90s-style comedy feels ancient and lazy. Even Christina Ricci can't save it. Swardson is a talented stand-up, but as a leading man, he's out of his depth.

4. 'Dirty Grandpa' (2016)

Zac Efron and Robert De Niro should have been a winning combo, but this raunchy road-trip comedy is a mismatched mess. Efron plays a straight-laced lawyer tricked into driving his foul-mouthed grandfather (De Niro) to spring break. The script is full of inconsistencies and illogical plot points, relying on crude humor that feels forced. It's a waste of two talented actors and a prime example of how not to make a buddy comedy.

3. 'The 6 Worst R-Rated 2000s Blockbusters That Wasted Big Budgets and Bigger Potential'

While not a comedy itself, this list reminds us that bad movies come in all genres. But for pure comedy failures, the 2010s had some real stinkers. For more on wasted potential, check out our ranking of the worst R-rated 2000s blockbusters.

2. 'Movie 43' (2013)

An anthology comedy that should never have been made. With a star-studded cast including Hugh Jackman, Kate Winslet, and Emma Stone, this film is a series of disconnected, offensive sketches that fail to elicit a single laugh. The concept is baffling, the execution is amateurish, and it's widely considered one of the worst movies ever made. It's a masterclass in how not to do ensemble comedy.

1. 'The Ridiculous 6' (2015)

Adam Sandler's Netflix western comedy is a trainwreck of stereotypes, lazy jokes, and cringe-worthy performances. Despite a cast that includes Terry Crews, Jorge Garcia, and Taylor Lautner, the film is a painful slog. It's a prime example of Sandler's worst tendencies—relying on tired gags and offensive caricatures instead of actual humor. If you want a good laugh, skip this and watch something else.

These six films are a cautionary tale for comedy lovers. They prove that even with big names and big budgets, a bad script and poor execution can ruin everything. For more on streaming hits and misses, check out how 'Resident Evil's worst movie became a streaming hit. And if you're looking for something actually funny, explore the best thriller shows of the last 20 years.