Okay, I'm sure this has been out for a while and I'm just behind the times but in case you live in your own little world and don't get out much...maybe this is new to you.
It's Google official, not spam, I swear or I would never have tried it. (I check snopes.com for anything I find questionable)
1. Go to www.google.com
2. Type in Do a barrel roll
3. Did you do a double take and laugh?
I know, I need a life... : )