Chuck Lorre praised the main cast of The Big Bang Theory for their easygoing nature and entertaining PR work. At Comic Con, Kaley Cuoco and Kunal Nayyar attracted attention with their playful banter during a ping pong question. Cuoco claimed victory over Nayyar, joking about her outfit.
Behind the scenes, Cuoco gave Nayyar valuable advice for his first audition. Nayyar was shocked to land the role and had memorable scenes with Cuoco, despite a storyline that showrunner Steve Molaro regretted. Fans agreed with Molaro's decision to change the storyline.