The comedian's trimphant return to late night Monday drew a healthy 4.2 million viewers, but by Thursday night that number was cut in half.

The good news: Conan continues to play well to the desirable 18-34 demographic, consistently drawing younger eyeballs to TBS than his competitors on the broadcast networks.

"Conan is a big hit among young viewers, with…

Now I've never been a fan of Conan O'Brien or the Late Night talk shows but you'd have to have been living under a rock not to sense his place in the late night pecking order. So it is with much ambivalence that I pass along the news that the poofy-haired O'Brien has decided to part company with The "Tonight Show"

The "Tonight Show" host says very clearly that he does not want to…