RELATED: Rejected: 16 Failed Cartoons You Almost Grew Up With That's when the TV networks' standards and practices boards catch on and put a stop to particularly risqué, violent, controversial, offensive, or, in one particularly notorious case, health-endangering content from hitting the airwaves. But sometimes cartoonists end up pushing things a little too far, beyond the limits of what television will allow. Cartoons aimed at children sneak in innuendoes for adult viewers, while adult-oriented cartoons take advantage of the stylization of animation to get away with content you couldn't in a more realistic live-action show.