Because You're on Fire, Sherlock 1.76K Brian Moylan 12/15/09 04:01PM Filed to: open caption open caption Robert Downey Jr Sherlock Holmes London Pcn [Robert Downey Jr wonders why his noggin feels so warm while leaving the Sherlock Holmes after party in London with a burning hat. He's not actually on fire, but the hat is still flaming. Image via Pacific Coast News]