My must have apps:
1. Evernote
2. Google Docs
3. Pulse a News reader
4. XDA
5. Dropbox or Zumo Drive
6. Youlu address book is amazing and looks great too
7. slacker radio
8. tunein
Facebook calendar was only incorporated into HTC Sense it's not a stock feature. you will have to go into the Facebook app to view the calendar, or you can download an app that may allow you that functionality.
yup i just picked up one today and have three dead pixles already very disappointed. I am going to going to have to get it replaced tomorrow morning : (