Kate Moss, Sharon Stone Kate Moss, Sharon Stone

Sharon Stone and Kate Moss put their money — well, other people's money, as it were — where their mouths are at a recent charity auction.

The actress and model kissed each other on stage to raise money for AIDS research. And it paid off.

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The smooch (plus a bottle of champagne autographed by the pair) netted more than $53,000 at the amFAR Inspiration Gala in Sao Paulo, Brazil last Friday, which Moss and Stone co-hosted, according to Britain's Daily Mail.

Do you think the bidder got their money's worth?