FLCL, aka Furi Kuri, aka Fooley Cooly :P Coulda just looked it up man lol
Here, I found something that may be of use to some of you who can't seem to make heads or tails out of this show. It explains quite a bit not to mention the link between how sweet-sour can also relate between childhood-adult hood.
http://www.agefive.com/FLCL/html/f_a_q_.html