| "When Aliens Attack" | |
|---|---|
| Futurama episode | |
| Episode no. | Season 1 Episode 12 |
| Directed by | Brian Sheesley |
| Written by | Ken Keeler |
| Production code | 1ACV12 |
| Original air date | November 7, 1999 |
| Episode features | |
| Opening caption | Proudly Made On Earth |
| Opening cartoon | "Daffy – The Commando" (1943) |
"When Aliens Attack" is the twelfth episode in the first season of the American animated television series Futurama. It originally aired on Fox in the United States on November 7, 1999. This episode was written by Ken Keeler and directed by Brian Sheesley. The episode features an attack by aliens from Omicron Persei 8, when their leader, Lrrr, is outraged when the final episode of the series, Single Female Lawyer, is interrupted by technical difficulties caused by the clumsiness of Fry in 1999.