This is my happiest memory from childhood:
It's not the game itself - which is basically just Hungry Hungry Hippos, except reversed - that makes me happy, but the commercial, and the kickass music. Oh, and the deep back story: "It's some time in the future, blah blah, etc. Here's an explosion."
Then there's the 90s version:
Which supports a scientific theory I'm developing, that has the surprising hypothesis that the first few years of the 90s were actually much, much more retarded than the entire decade of the 80s.
The best, however, is this modern reinterpretation of the song:
That dude is my hero.