It was a gamble that paid off in a big way for the "Lord of the Rings" trilogy, but may have helped sink the "Matrix" films. As for the "Back to the Future" flicks, well, that battle continues to rage on. Now, the "Twilight" series is the latest blockbuster franchise making plans to shoot multiple sequels at the same time.

"It's been discussed," producer Greg Mooradian revealed to MTV News. "I can't tell you we're at that place yet, but it's definitely been discussed."

The advantages to such a plan are obvious: Rather than building sets and tearing them down only to be re-built a few years later, they can film multiple scenes; instead of selling vehicles and re-buying them (such as Carlisle Cullen's Mercedes, which can be seen here), they can hold on to them; rather than having thirty-year-old actors pretending to still be in high school, they can stay the same age in each film.

"Our vampires can't age…if they were like 45, people would say 'What's up?'" laughed director Catherine Hardwicke, citing one of the main problems with filming Stephenie Meyer's "New Moon" and "Eclipse" novels. "[Filming them together] could be the case. Then, you just get it done." Read more...