• Psychology
  Girl accuses guy of just using her as a substitute for his Mother.
• Sociology
  Each claims to have been oppressed in the relationship.
• Archaeology
  One tries to bury the past, and accuses the other of trying to dig it up.
• Theatre
  "OH! Life is... ENDED... as we KNOW it!"
• Biology
  "You just wanted to get in my genes!"
• Physics
  Both resign themselves to the fact that what goes up must come down.
• Journalism
  "Today was the end of an era. Jack, 19, and Jill, 18, called an end to their relationship of 2 weeks..."
• Women's Studies
  "HE did it!"
• Business
  Both decide that they're spending way too much money together, and that it's simply cheaper to be single.
• History
  Each party argues the breakup was caused by something the other party did in the past.
• Geography
  Both people decide to simply move far away to avoid each other.
• Anatomy
  "I never liked your body anyway."
• Economics
  One party demands more than the other can supply.