Nickelodeon is an 11-letter popular cable channel that is known for its family-friendly programming. It has been around since 1979 and is one of the most watched cable networks in the United States. AAE is a 3-letter cable channel that stands for American Airlines Entertainment. It is available on select American Airlines flights and offers a variety of movies, TV shows, and music. ESPN is a 4-letter cable channel that stands for Entertainment and Sports Programming Network. It is one of the most popular sports networks in the world and broadcasts live sports events, news, and analysis.