AmEx Hires Conan O'Brien | Show Zero Video

Conan O'Brien returns to Late Night TV on TBS, 11 pm ET tonight, November 8, 2010.

Look out for O'Brien's new commercial as a pitchman for American Express.

In an effort to tap into the buzz surrounding Conan O'Brien's return to late-night television, American Express Co. has enlisted the comedian as a pitchman.

The credit-card company will begin airing a new commercial featuring the funnyman on Monday, the same day that Mr. O'Brien's new late-night comedy show, "Conan," is set to begin airing on Time Warner Inc.'s TBS.~WSJ

Before viewing Show #1 tonight on TBS, check out Show Zero online. Very Funny:

Video | Conan O'Brien Strikes Back | Responds to Jay Leno Rumors

Last night, Conan O'Brien was not a happy camper. He responded to the rumors out there about a Jay Leno take-over of his show, The Tonight Show with Conan O'Brien.

Looks like change is on the way. O'Brien just doesn't have the ratings Leno did against David Letterman. Since TV is all about "ratings" something has to be done, 'stat!' Check out Conan O'Brien's funny monologue, below: