Once Diddy started Twittering about his tantric sex, the floodgates were officially open, and celebrities could do whatever they want: look, Ashton Kutcher is posting pictures of Demi Moore's butt to Twitter!

Twitter, we take back all the nasty things we may have said about you: truly, you are a gift to all mankind. (Unless this turns out to be a case of Ashton "punking" us all, in which case all the nasty things we said are now doubly true.)

· Demi (twitpic.com, via taxidrivermovie.com)
· Ashton's Twitter (twitter.com)

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