Nude photos of Tiger Woods' mistress have surfaced, RadarOnline.com has learned exclusively.

Jaimee Grubbs, who recently revealed her off-and-on affair with Tiger, is seen wearing only a thong in at least four photos that she took herself with a cell phone camera using a mirror.

RadarOnline.com has verified the photos exist.

Jaimee said she had sex with Tiger approximately 20 times since 2007. She saved a voicemail of Tiger frantically telling her his wife might call her.

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