Jax Has Amnesia - Pandora

Everyone returns to Earth to find Jax has amnesia on Pandora. "Tell Me That It Isn't True" is the eighth episode of the show's second season.
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Pandora Season 2 Episode 8 Quotes

Zazie: Who wins?
Bloom: Adam wins, seven to three. But why does the man always have to win? He's such a scum weasel.
Computer: Correct! Do not recognize expression 'scum weasel'

Xander: Who's the father?
Shral: Her pregnancy appears to be the result of parthenogenesis, the spontaneous development of a diploid gamete cell into a fetus. Immaculate conception, Captain Duvall. Please, read a book on occasion while you're galloping across the cosmos.