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Celebrity photos: Alexandra Burke and Niall Horan are celeb BFFs, so when they bumped into each other at V Festival, they couldn’t resist larking around for a Twitpic. A few days later, Alexandra tweeted the photo, showing the pair doing Usain Bolt’s lightning bolt pose and Mo Farah’s Mo-Bot.

Spotted: Celebs in Twitpics (24-31Aug)

Take a look back at the best celebrity Twitpics from the past week. Includes Cheryl Cole and Kim Kardashian.

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