"Weight Gain 4000," the third produced episode of South Park aired on August 27, 1997, featuring Eric Cartman winning an essay contest, which leads to a plot involving a bodybuilding supplement, Mr. Garrison's plan to assassinate Kathie Lee Gifford, and the town's typical chaotic dysfunction. This pivotal installment solidified the series' trademark satire, crude animation style, and dark humor while introducing iconic elements like the "Beefcake" catchphrase. For more details, visit Wikipedia .