Question: Customer Loyalty is an episode of The Office that guest stars which Greek-Canadian comedian?

Related documents: [0]  [DOC] "Customer Loyalty" is the twelfth episode of the ninth season of the American comedy television series "The Office". The episode was written by Jonathan Green and Gabe Miller, and directed by Kelly Cantley. It originally aired on NBC on January 24, 2013. The episode guest stars Chris Diamantopoulos as Brian the boom mike operator, and Ben Silverman as Isaac, a coworker of Jim's. [END] 
[1]  [DOC] Christopher "Chris" Diamantopoulos (born May 9, 1975; Greek: Χριστόφορος "Κρις" Διαμαντόπουλος ) is a Greek-Canadian actor and comedian. [END]  
Answer: Christopher "Chris" Diamantopoulos
Christopher "Chris" Diamantopoulos