Back in the day, Mel Blanc was the voice of all the famous Looney Tunes characters. Sadly, the comic genius is no longer with us. As Warner Brothers still wants to make more cartoons, other voice actors have stepped in to replace Blanc. Bob Bergen may not be Mel, but he is awfully close. Listen to this clip from the documentary I Know That Voice as he breaks down the Porky Pig character, and explains how to talk like the nervous cartoon swine.