Fashion designer Victoria Beckhamturned 47 over the weekend with her family in Miami with a beach fire pit and karaoke. But when her mother-in-law wished her a happy birthday, Sandra Beckham's friendly post included rather an unfortunate error.The Spice Girl penned: "I had to repost this one. @sandrabeckham49 you can see my knickers," with a laughing face emoji.
She added: "I love you!!" while posting an arrow as she pointed out her lingerie poking out on the photo.The snap saw her wearing a blue shirt with white denim shorts while Sandra wore a black dress for the picture opportunity.
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