Example:
Republican movies:
Pride and Prejudice - Pride in Prejudice
Saving Private Ryan - Saving Private Sector
Showgirls - Showgirls (What do do with their fetuses)
No Country for Old Men - No Country for Non-White Men
Democrat movies:
Catch me if you can -> Tax me if you can
Independence Day -> Dependance Day
Gattica -> Obamattica
Dude where's my car? - Dude where's my weed?
Or just do one to mock politicians in general..
Lion King - Lying Kings
Fear and Loathing in Las Vegas - Fear and loathing in Washington D.C.
Get rich or die trying - Get rich or Lie Trying
Hopefully this doesn't turn into another guano tossing contest.. lol.