Channing Tatum and Amanda Seyfried hit the red carpet in London tonight for the UK premiere of Dear John. Jenna Dewan and her blue eyelashes stuck right by her husband, after the duo made the trek to England from LA late last week. The adaptation of the Nicholas Sparks book already was deemed a success when it came out in the US in February and impressively managed to end Avatar's run at the top of the box office. Jenna has been there for Channing at many screenings of his film, but he'll also have lots of chances to return the favor since she's just picked up a new role of her own.
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