Google knows that when you've got a wildly popular doodle on your hands, if you hold on for one more day, and let the users play, things will go your way.
Last week's playable Pac-Man Google Doodle caused a lot of Firefox users to wonder why their browsers were suddenly playing strange beepy music. Enough of them turned to Mozilla support to nearly bring down the support servers.
Google's celebrating Pac-Man's 30th birthday with a playable Pac-Man game on its home page.
Google is asking young artists to 'get doodling' for the love of soccer, giving Aussie kids the chance to design a Google logo for a day.