15 Upcoming Movies That Are Essentially Rip-Offs

14. Dirty Grandpa Rips Off... Bad Grandpa

The Original Movie: 86-year-old Irving Zisman (Johnny Knoxville, in Oscar-nominated old-man make-up no less) goes on a road trip with his 8-year-old grandson, Billy (Jackson Nicoll), in order to return him to his father, but of course, the pair get in a ton of lewd shenanigans along the way. The Ripoff: A perverted, former Army general, Dick Kelly (Robert De Niro), tricks his soon-to-be-wed, uptight grandson Jason (Zac Efron) into driving him to Florida for Spring break. Again, lewd shenanigans ensue no doubt. They weren't even trying to mask this one at all: hell, the title's damn-near identical, and given that they both revolve around horny old men roping their suffering grandsons into a ridiculous set of scrapes, it doesn't sound like the filmmakers much care. Bad Grandpa did make over $150 million at the box office (more than 10x its budget), so perhaps it's no surprise that Lionsgate are playing it so safe with both their title and premise.
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Stay at home dad who spends as much time teaching his kids the merits of Martin Scorsese as possible (against the missus' wishes). General video game, TV and film nut. Occasional sports fan. Full time loon.