The pop princess newlywed shared the shocking underwear secret with a new video from her star-studded wedding!
Britney Spears Shines in Diamond Thong for Barefoot Dance at Wedding
Britney Spears admits she is 'SHOCKED' her marriage to Sam Asghari is over but says she 'couldn't take the pain anymore' as she addresses split for FIRST TIME in latest dance video
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Britney Spears reveals she wore 'diamond thong' as she shares clips of herself dancing with Madonna