Ashton Kutcher Parties On After Demi's 911 Emergency

Ashton Kutcher partyingAshton Kutcher's style wasn't cramped at all in the wake of Demi Moore's health crisis -- he was partying Tuesday in Sao Paulo, Brazil at a Bruno Mars concert and a nightclub.

We put a call in yesterday to Ashton's rep for comment on Demi's situation, but so far ... radio silence.