"Love's Labours Lost in Space" is the fourth episode in season one of Futurama. It originally aired on the Fox network in the United States on April 13, 1999. The episode was written by Brian Kelley and directed by Brian Sheesley. This episode introduces the recurring character Zapp Brannigan when he attempts to prevent the Planet Express crew from completing their mission. It also introduces the characters of Kif Kroker, Brannigan's aide, and Nibbler, whom Leela adopts as a pet.