Missing your old LJ layouts that GJ doesn't provide? I was going just a wee bit crazy over Tranquility II because I am a creature of comfort & habit (not to mention the hours spent tweaking it to my exact liking made me loathe to give it up).
So I did a search on Google and found this lovely, fantastic, wonderful person, who made my life so much easier by providing the most awesome & simplistic way to get my LJ layout on GJ:
http://www.greatestjournal.com/users/musycal_test/1487.html Providing ways to get
3 Column
Flexible Squares
Opal
Smooth Sailing
Tranquility II
ETA - It works on Insanejournal too!!!