A quick run through most of the game, faltering just short of the finish line in the final stage. It should be useful if you're looking for an idea of things you might be doing wrong in your own attempts.
From Wikipedia:
is an arcade video game designed by Mark Cerny, and published by Atari Games in 1984. It is a platform game in which the player must guide an onscreen marble through six courses, populated with obstacles and enemies, within a time limit. Learn about Marble Madness