Hamm is a wise-cracking plastic piggy bank voiced by John Ratzenberger in the Toy Story series. Known for his sarcastic humor and no-nonsense attitude, Hamm serves as a loyal and insightful companion to Woody and the rest of Andy's toys. He often provides comic relief with his witty one-liners and pragmatic perspective, often being involved in various plans and adventures. Despite his tough exterior, Hamm cares deeply for his friends and is always ready to help them in times of need.