Locklear says she returned on one condition:
http://www.latimes.com/entertainment/news/la-et-melrose17-2009nov17,0,3941576.story
Very interesting to read.
In another unrelated note, Heather's daughter Ava is looking more and more like her mom
looks like she's even wearing the short skirts Amanda did
Look for yourself:
http://www.hollyscoop.com/tv/melrose-place/richie-sambora-looking-forward-to-heather-locklears-debut_2024.aspx
At last - here's her answers from Jay Leno last night:
http://blog.zap2it.com/frominsidethebox/2009/11/jay-leno-10-at-10-with-heather-locklear-i-will-not-wear-a-bathing-suit.html