With scenes from Avatar and New Moon screening today, it's no surprise that the line to get into SDCC's screening room was littered with tents and sleeping bags. We learned the secrets of extreme line-waiting from the folks in front.

Twilighters, Tim Burton fans, and people looking to get a glimpse of James Cameron's latest film crowded outside the San Diego Convention Center hoping to score one of the coveted seats in Hall H. Although you could still find a prime spot in line if you showed up first thing this morning, we talked to some movie buffs who take their line waiting very seriously.