Super Bowl XLII was the most-watched Super Bowl in history, and the second most viewed program in history (behind only the "Goodbye, Farewell, and Amen" episode of M*A*S*H).
However, Animal Planet also had a record audience for Puppy Bowl IV. The fourth annual installment of puppies playing in a playpen decorated like a football field brought in eight million viewers. That was Animal Planet's biggest rating in a year -- probably since Puppy Bowl III.
By the way, Abigail (pictured above) won the MVP (Most Valuable Puppy) on the show, while Jackson raked in over 22,200 votes to win the online voting for MVP.