Alleged Ashton Kutcher Mistress Is Demi Moore's Bikini Twin

Ashton Kutcher's alleged mistress Brittney Jones has a lot in common with Demi Moore.

Like a bikini.

A cell phone.

A mirror.

And a good body.

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TMZ obtained this picture of 21-year-old Brittney -- whom Ashton vehemently denies ever hooking up with -- as she shows off the goods Demi-style in a self-snapped photo.

Can you stomach that?