For more information and inspiration...

http://www.nthelp.com/eer/EERingredie.htm
http://www.pioneerthinking.com/nc_henna.html
http://www.youtube.com/watch?v=sWeqN1hZrBI
http://www.youtube.com/watch?v=TH5v5L1G9p4
http://www.youtube.com/watch?v=IxJxrMIlvyQ
http://www.youtube.com/watch?v=vfDKszrFly0&feature=related
http://www.youtube.com/watch?v=ZNpTjoznxLg&feature=related
http://www.youtube.com/watch?v=Cdev4AxI4cE&feature=related