Whether you understand every single reference made in the show about four genius geeky scientists and their ladies, it's a fact that the coming "The Big Bang Theory" season 8 episode 15 celebrity cameo is one of their most exciting yet, with someone that was a part of one of Sheldon Cooper's favorite shows ever!
In the "The Big Bang Theory" season 8 episode 15 someone else will be joining the talents of Jim Parsons, Kaley Cuoco, Johnny Galecki, Simon Helberg, Kunal Nayyar, Mayim Bialik and Melissa Rauch: Captain Malcolm Reynolds himself, Nathan Fillion!
According to website News Every Day, this "The Big Bang Theory" season 8 episode 15 won't be all about the "Firefly" star, though, as it will feature a much darker note: they will be paying tribute to Carol Ann Susi, who voiced the character of Mrs. Wolowitz, Howard's mom, until her recent death in November.
As a tribute to Susi, International Business Times reports that "The Big Bang Theory" season 8 episode 15 will also see Mrs. Wolowitz passing away, "in her sleep," during a visit to her sister in Florida. This follows the death of the actress who did her voice, Carol Ann Susi, last November, after losing a battle to cancer.
Carter Matt reports that "The Big Bang Theory" season 8 episode 15 is called "The Comic Book Store Regeneration," as it shows Stuart's (Kevin Sussman) comic book store following a fire last season; after Stuart moved in with Howard's mom in a relationship that provoked a lot of hilarity, Mrs. Wolowitz decided to give him the money to reconstruct his store.
As far as the Nathan Fillion storyline goes, Entertainment Weekly reports that it happens as Leonard and Raj are having dinner and spot him in a restaurant, although they're not sure whether it's him and they should ask for an autograph - they just don't know whether Captain Mal would approve!
This would be the second "Firefly" guest star in "The Big Bang Theory," after Summer Glau, who played River in the show and its film sequel "Serenity," made a guest appearance in season two, as all the boys tried to hit on her.
Don't forget to tune in to this "The Big Bang Theory" season 8 episode 15 on CBS at 8pm on EST!