Thats amazing! And Airbus whinge about how long an A380 takes, although its much bigger than a 737, that only took 2 minutes and 21 seconds to build, test and paint.
I remember watching one on Flight Level 350.com but i couldn't find it so i found it on Youtube
http://youtube.com/watch?v=6RSg2LLWCvs&feature=related
Enjoy