S02E06: Brannigan Begin Again

Womanizing Starship Captain Zapp Brannigan is court-martialed after he accidentally blows up the DOOP (Democratic Order of Planets) Headquarters and is stripped of his rank. When Professor Farnsworth shows pity and hires the down-and-out Brannigan as the newest member of his crew, Zapp leads a mutiny to overthrow Leela.