Tim Burton's 1996 movie "Mars Attacks!" is chock-full of celebrity cameos, gruesome gags, and even some Easter eggs — although not every moviegoer at the time appreciated the surprisingly terrifying ...

Tim Burton's 1996 movie "Mars Attacks!" is chock-full of celebrity cameos, gruesome gags, and even some Easter eggs — although not every moviegoer at the time appreciated the surprisingly terrifying ...