Bruno Mars was arrested on 20 sept 2010

 Bruno Mars was found with a bag of cocaine in the bathroom of the Las Vegas. Mars, whose real name is Peter Hernandez, was arrested early Sunday after being detained by hotel security. He was booked into county jail on suspicion of possession of a controlled substance.The Las Vegas Metropolitan Police Deptartament says the "Just the Way You Are" singer was carrying 2.6 grams of cocaine.
According to the arrest report obtained by TMZ, Hernandez entered a bathroom stall with a bag of a white, powdery substance.After taking what seemed like an unusually long time, the bathroom attendant alerted a security guard who confronted Hernandez as he exited the stall, says the report.
When asked to hand over any narcotics he may have had, the report says that Hernandez pulled the bagged substance from his jeans pocket. Authorities say it later tested positive as cocaine.