Twilight may have made Kellan Lutz a household name, but that doesn't mean he isn't looking forward to the end of the blockbuster franchise. As you all know, the last Twi-flick, part two ofBreaking Dawn: Part 2, will finally hit theaters on Nov. 16. "It's bittersweet," the hunky actor, 27, told E!Online UK yesterday while he was in New York hosting the launch of iD gum. "I'm really excited for…