I know they’re not collectibles, but these Twilight Saga: Eclipse countdown timers are pretty cute. Thanks to the good folks at TwilightGuide, you can grab one for your own site/page/blog/whatever, too. They have a ton of designs to choose from!
http://twilightguide.com/tg/twilight-graphics/countdowns-eclipse-movie/
Eclipse Movie and Breaking Dawn
[...] fans and to pique the interest of those people who are soon-to-be-fans. Be sure to grab the Eclipse Movie Countdown Timer for your website, blog, or forum [...]