Oh boy, he was NOT ready for that one!
The Ice Bucket Challenge has become a viral phenomenon and Conan O'Brien is the next celebrity to participate in it!
The ALS Ice Bucket Challenge is meant to raise awareness and money to help fight Lou Gehrig's disease (ALS - Amyotrophic lateral sclerosis)!
Well, eventually someone cleared things up for him and he gets a SECOND bucket of ice water dumped on him. HA!
See how it all goes down (below)!