'Snakes on a Plane' and our favorite monster mash-up movies

"Snakes on a Plane" tapped into two of many people's biggest fears -- flying and snakes -- and launched its own B-movie mash-up subgenre. The film hit theaters Aug. 18, 2006, and took the top spot at the box office that weekend, earning $15 million. To commemorate the 10th anniversary of "Snakes...