Google May Change Your Page Titles - Google Will Change Your Title if it Doesn't Like it - SEO, SEM, SMM, SMO, PPC, Adwords, Adsense, Google, Yahoo, MSN/LIVE/Bing News & Updates
added the 12/11/2009
In case you were not aware, Google "reserves the right" to change the titles of your pages in search results. Google's Matt Cutts has released a video discussing why and how they go about doing this.
Google May Change Your Page Titles - Google Will Change Your Title if it Doesn't Like it - SEO, SEM, SMM, SMO, PPC, Adwords, Adsense, Google, Yahoo, MSN/LIVE/Bing News & Updates