'Thor' Star Chris Hemsworth Talks Kissing Natalie Portman

He already has some experience as a teen heartthrob. Did he give you any advice on how to romance Natalie Portman?

Did he teach me how to kiss, is that what you're asking? No. [Laughs] It's all rather intimidating and fairly unromantic; you've got fifty people around you and cameras on. It ends up being quite humorous more than anything. You feel like little kids; you've just got to have a laugh and get on with it.

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