Easter egg: On Disc 2, highlight Special Features, press left and Enter to access a menu with three hidden features.
MortugEaster egg: To access a DVD-ROM feature on the DVD player, highlight the treasure chest in the main menu. Press enter to see a fish tank screen saver. To exit press enter.
Answer: It was comic license...how did he survive being run over with a five ton piece of heavy machinery or falling off an airplane? Don't read too much into it.