Here you go - 3 hours. This pattern is good, but I do like it better if the strips are sewn at an angle (like you do with binding). There was a link in a post recently where a group had a race to finish. It was amazing how different their quilts looked.
http://www.quiltingboard.com/t-44258-1.htm
The race
http://blog.heirloomcreations.net/?p=1897
Put 'jelly roll' in the search box for more.