Hey you should check these out. They might help you with Oli!
http://www.youtube.com/watch?v=fb0S4wEjNjw
http://www.youtube.com/watch?v=et5D5cwrcfg
http://www.youtube.com/watch?v=AvBqw2PwLKM
http://www.youtube.com/watch?v=fb0S4wEjNjw
http://www.youtube.com/watch?v=et5D5cwrcfg
http://www.youtube.com/watch?v=AvBqw2PwLKM