This explains everything:
http://www.knowyournews.com/report011805-8.html
"Well, what I thought was a bad case of the flu appears to actually be pneumonia. I rarely get sick but I guess when I do, I go all the way with it! Suffice to say, I wasn't able to review Raw last night as usual, but I've got the show on tape and will try to take some notes on it today. Thanks to everybody who has sent me well wishes over the last 24 hours, I appreciate it."