http://www.youtube.com/watch?v=7GA3ySz4el4 its a continuos trick thats pretty cool
http://www.youtube.com/watch?v=Tfd0GqjWD-E this one is trick shots, u think he using a string but hes just putting curve on it
http://www.youtube.com/watch?v=UId74T4gFjk not sure about this one....