Episode 19 refers to the most beautiful fight in anime. (Kimetsu No Yaiba)

1: Movies (moo-vies); The third in a series of movies each linked by plot elements to the next, usually referred to as the "shittiest" sequel.

2: Cartoons (kar-toonz); The third successive episode of a season of a given cartoon is referred to as Episode 3, season X. Typically, this will be the last good episode in a cartoon, except in the case of the Simpsons, in which case it will be the first of many. (Note: After Season 3, the Simpsons no longer made any good episodes at all.)

Refers to episode 101 of "The Muppet Show" in which a character is introduced and is meant to be for comedic relief but ends up making the episode cliché, boring, and irrelevant. When referring to a person you are calling them irrelevant or basic.

When a new show comes on tv and it has an interesting premise and advertisements but also looks like something that could turn out to be a complete flop. You watch one episode and decide if it's worth watching.

1. Typically the worst book, movie, or what-have-you in a series.

2. Half of the 6 episode life span of most new sitcoms each season.

The episode of star wars that will never be aired.

in short animes created by the creators of Banana Fish, there tends to be a bad episode on episode 9