I tried everything on mine... Long breaker, impact gun, penetrating lube, heat, and lots of creative speach. I ended up cutting it and splitting it, being very careful to not get into the threads.
A few FACTS:
Rectangle headlights ARE kinda cool.
YJ does NOT stand for "Yuppie Jeep".
Jeeps should only have TWO doors.
You should ALWAYS wave at other JEEP drivers.