text: does anyone know the story behind the led zeppelin song "going to california"...? i heard from one person it was about robert plant's daughter, who died in a plane crash on her way to california, but i can't find anything about it on the internet.  i've also heard it's a tribute to joni mitchell.  anyone know the real deal? don't know for sure, but here's a fun site with ideas:  http://www.songfacts.com/detail.php?id=331