With their whimsical doodles, Google is paying homage to a pair of titans in children's entertainment today. In the U.S., you've got 'Sesame Street,' which celebrates its 40th anniversary this month. Big Bird is on "L" duty today. 
In Great Britain and other parts of Europe, the bumbling inventor and talking dog known worldwide as 'Wallace and Gromit' are being feted on their 20th birthday. Which one is cooler? Vote after the jump!