Happy 29th Birthday Apple Macintosh!

The original Macintosh, released in January 1984.

It might be a down day for Apple's stock price, but there's still reason to celebrate. Today is the 29th birthday of Apple's Macintosh computer.

On Jan. 24, 1984, Steve Jobs unveiled the Macintosh computer at Apple's annual stockholder meeting. The young Jobs was quite the showman even then.

Watch Jobs unveil the computer that changed history below.