Watch the first ever TV commercial for Super Mario Bros. from 1985

Approximate translation: "It's the Family Computer's Dream Adventure Game, "Super Mario Bros."! With a mysterious power, he gains a great transformation! Explore the earth, underground, the sea, the sky, and much more to see in this complete world."

(Satoshi Matrix via DIGG)

And just for kicks, here's a fine collection of classic Nintendo NES TV commercials from the US: