HELLO! Online's pictures of the week: Twitter and Instagram photos from Miley Cyrus, Lady Gaga, Rihanna and more...

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HELLO! Online's pictures of the week: Twitter and Instagram photos from Miley Cyrus, Lady Gaga, Rihanna and more...

Lady Gaga swaps her usual outrageous outfits and eight inch platforms for a subtle pink bridesmaids dress at her best friend's wedding in Mexico.