Speculation on the identity of Agent X has kept us busy all week, thanks to a spoiler from Chris Fedak and a cramazing promo from NBC. We’ll find out who it is on Monday, but to get us through the weekend, I’ve rounded up my five favorite guesses. Morgan: “I would think season 5 with Morgan as a super-spy would …

Chuck executive producer Josh Schwartz Tweeted encouragement to Chuck fans this morning: Chuck fans — a new episode airs this Monday. Keep up the #savechuck campaign. #NotANielsenFamily is working…. Not sure what #NotANielsenFamily is? It’s a Twitter campaign targeting companies who advertise on the show, either through product placement or commercials. We Give A Chuck is spearheading the campaign, which …

Ausiello has another clue to Agent X’s identity in today’s Ask Ausiello column: Question: Any clue as to who (or even what) Agent X is on Chuck? —Chris Ausiello: It’s someone we know. How can I be sure? ‘Cause exec producer Chris Fedak told me so! Fedak also revealed that the Season 4 finale (airing May 16) is both “epic” …

Oooooh! Big spoilery stuff happens in the NBC promo for “Chuck vs. Agent X”, so hold on to your hats, people. Ellie finds out!!!! Not only that, but she has big news for Chuck, too! Whose door is that?!? Who is Agent X?! Why can’t I stop using exclamation points?!?! “Chuck vs. Agent X” blows our minds on Monday, May …

Half of fan favorite writing team LeJudkins has joined Twitter! Gray broke the news a few minutes ago that Rafe Judkins is now on Twitter. Rafe is currently in South America, but when he gets back he’ll be ready to interact with us. Follow him @RafeJudkins.

We know that Chuck is on the bubble when it comes to ratings data. We know the ratings system is broken. We know that Chuck has a vocal, passionate fanbase who aren’t counted by the Nielsen ratings. What can we do to be heard? Following in the footsteps of our spotlights on in-show advertisers like Sleep Sheep and de Blob2 …

In honor of tonight’s rerun of “Chuck vs. the Honeymooners”, and because we’ve had several requests for brand information, this week’s Chuck fashion column is all about lingerie. Fortunately, Sarah is the character who wears these costumes the most, so I don’t have to subject you to, say, images of Jeff in a negligee. In “Chuck vs. the Masquerade”, Sarah …

It’s a repeat week for Chuck, but what a repeat! “Chuck vs. the Honeymooners”, one of the series best episodes, airs tonight at 8/7c on NBC. Texas accents, train cars, and our favorite couple, together at last – it’s the episode fans had been waiting for since Chuck first saw Sarah. Join Happydayz for a live chat during the repeat, …

Chuck composer Tim Jones has been posting music cues on his Facebook page from time to time, including some that were cut from various episodes. Today he posted one that Chuck fans have been asking about for ages: “Charah’s Theme” or as it’s officially known, “A Question and an Answer”. Listen to it below. [soundcloud url=”http://api.soundcloud.com/tracks/14026666″]

Here we go… NBC just released the official synopsis for Chuck episode 4.23, “Chuck vs. the Final Details”. This is the second-to-last episode of the season, which is traditionally an excellent entry into the Chuck oeuvre. CHUCK AND SARAH RACE TO SAVE CHUCK’S MOM IN TIME FOR THEIR WEDDING DAY – LAUREN COHAN, MEKENNA MELVIN, RAY WISE AND LINDA HAMILTON …