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PowerGrid’s Biggest Movers: Robert Downey Jr. on the Rise, Megan Fox and Will Arnett Go Toe-to-Toe (Video)

"Iron Man 3" and "The Teenage Mutant Ninja Turtles" also moved up this week

Robert Downey Jr.‘s "Iron Man 3" shot up on the PowerGrid this weekend, thanks to its box-office blowout. Not to be outdone himself, RDJ moved from one of the top 50 actors to the top 20.

Michael Bay's "The Teenage Mutant Ninja Turtles" shot up on the PowerGrid, as well as its stars: Both Megan Fox and Will Arnett saw their Power Ranks jump as a result of the updated "In Production" status on the film.

Find out what the moves mean on TheWrap's PowerGrid

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