If you already have a Gamer Launch account connect your Facebook account on your user profile first before using Facebook connect to login. Otherwise you may end up with a new account.
I use these along with the guild suggested list of addons.
shows what stats are best for your class on character screen.
icy veins stats
helps you know when to get out of stuff.
tracks more stuff
Healers best friend
helps build macros and more!!
GSE: Gnome Sequencer Enhanced : Advanced Macros
lets you know whats going on in a fight.