Name The Year: Dan Aykroyd, Ottawa Canada, comedian/actor (SNL, Dragnet), born.?

Questions

What caused the gremlins in the movie Gremlin to become evil??

How did the bum convince the family dog to start eating again in Down and Out in Beverly Hills??

What caused the computer in Electric Dreams to become alive??

What was the gift from the gods in the movie The Gods Must Be Crazy??

What was the challanging method of catching a fly in Karate Kid??