Because the name “Average Joe” is used so extensively, they were running into legal problems and decided to change the name. At they time they still hadn’t come up with a permanent replacement so they went by their names. To my knowledge they still haven’t.
Nope. Sorry, the award-winning on-screen chemistry was only acting.
They began filming on Mandy’s 17th birthday, April 10, 2001 (d.o.b. 4/10/84). Shane was almost 23 (d.o.b 6/10/78). [ACK! Talk about robbing the cradle! No wonder they never actually dated!]