Played Roblox with my buddy Darrell and his nephew. Pretty fun game when you just want to mess around and find glitches. So in the Puffle Gymnastic game we had found you can do some pretty funny stuff. Check out the video for more information.
You can play Roblox for free and create your own stuff. Its got a bunch of user created games to play.
Check it out at www.roblox.com