Have I mentioned lately how much I love Tricia Helfer? The Battlestar beauty turned up on last night's episode of Chuck ("Chuck Versus the Broken Heart"), written by Allison Adler, where she played the deadly Agent Alex Forrest, a ruthless NSA agent assigned to conduct a 49B appraisal of whether Chuck and Sarah's feelings for one another had impacted their ability to successfully perform their jobs. Whereas Chuck and Sarah often take a more, uh, thoughtful approach to their work, Alex is all blazing guns, tranquilizer darts (hell, she even takes out an elderly nurse at the hospital), and stripper moves. She would argue she gets the job done and is proactive rather than reactive (and she makes a quick admirer in Casey); she's stealthy, effective, and, well, rather heartless. Which makes things far worse when General Beckman removes Sarah Walker from her assignment as Chuck's handler and replaces her rather quickly with Alex herself. She won't be holding h...