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Dannii Minogue was at the launch of a new outdoor kids’ tennis court in Melbourne when she decided to have a game herself. She didn’t anticipate being hit on the head by one of the balls, though. Ouch!

Spotted: Celebs in pics (13-20Jan)

Take a look back at some of the best celebrity photos from the past week, including Rihanna, Amy Childs and Katy Perry.

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