Co-stars Gerard Butler and Katherine Heigl brought their hit comedy The Ugly Truth to London on Tuesday night with a huge red-carpet premiere across the Atlantic.

Luckily for fans who turned out, Katherine Heigl seemed to have gotten over her camera-shy attitude from earlier in the week, as the Grey’s Anatomy star cut loose and enjoyed herself.

Katherine signed autographs and took photos with fans.

Here's Katherine and Gerard sharing a smile ...

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