Re: Family Guy character killed off (spoilers)
I was reading an article in which one of the writers/producers said that Brian's character had devolved into a political soapbox, and he got really annoying pretty fast. That would explain the reason for killing him off. Whether that's temporary or permanent remains to be seen.
"I don't know half of you half as well as I should like; and I like less than half of you half as well as you deserve."
--Bilbo Baggins, LOTR: Fellowship of the Ring