Robert Downey Jr. in 'Iron Man 3'Marvel

Given that Robert Downey Jr. has one of the biggest and brightest smiles in Hollywood, it's no surprise that the actor has trouble keeping a straight face -- something on amazing display in this outtakes reel from "Iron Man 3."

While attempting to channel billionaire badass Tony Stark during filming for the third "Iron Man" film, RDJ wasn't always successful at staying in character, doing everything from laughing to dancing to busting out his "Sherlock Holmes" accent.

Watch on and revel in the knowledge that there will be more where this came from after "The Avengers: Age of Ultron" hits theaters in 2015.

[via TheWrap]

Robert Downey Jr Consoles Crying Kid

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Iron Man 3
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Plagued with worry and insomnia since saving New York from destruction, Tony Stark (Robert Downey Jr.),... Read More

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