Normally, Google's logo has fixed colors:

• G is blue.
• First O is red.
• Second O is yellow.
• Second G is blue
• L is green.
• E is red.

Now imagine swapping these colors of the letters over and over again.
Wouldn't that be amusing?
Go to this generated logo on Logogle.com and keep reloading the page. Ah, the pleasure of swapping.