The penultimate episode of “The Big Bang Theory” Season 8 airs this Thursday night. It is an episode that brings together the two mothers, Leonard’s (Johnny Galecki) and Sheldon’s (Jim Parsons). Mary Cooper (Laurie Metcalf) and Dr. Beverly Hofstadter (Christine Baranski) will be meeting for the first time in episode 23, titled “The Maternal Combustion." And it looks like sparks are going to fly.

[Spoiler Alert: The article contains spoilers from the upcoming episodes of “The Big Bang Theory” Season 8, read at your own risk.]

“It's gonna be the mother of all face offs on "The Maternal Combustion," according to CBS. The two mothers will be visiting to see Leonard and Sheldon get an award. Mary Cooper and Dr Beverly Hofstadter in one room can only mean fireworks, as the former is a devout, born-again Christian while the latter is a neuroscientist.

Ms Cooper is going to bring up religion and Dr Hofstadter will be seen snubbing her saying, “some people require a belief in superstition,” according to the leaked spoilers online. This would lead to an argument between the two mothers. Sheldon, who is close to Leonard’s mother, would be seen having a conversation with Dr Hofstadter at a cafe while Leonard and Penny will be there to listen to Sheldon’s mother, the spoilers reveal.

Meanwhile, the preview suggests that the focus of the episode will be on Sheldon. It is going to answer how Sheldon was as a child. He can be seen calling himself Sheldon Cooper boy genius. According to the preview’s voiceover, everyone is going to be "awestruck" hearing his story.

The other storyline of the episode will revolve around Bernadette (Melissa Rauch) wanting more help from Howard (Simon Helberg) and Stuart (Kevin Sussman) at their new home. Stuart has not moved out and it looks like, he does not plan to, as well. And according to the spoilers, Bernadette will see him in his underwear in the kitchen.

"The Big Bang Theory” Season 8 finale is scheduled to air on May 07. This episode 24 is titled “The Commitment Determination.” The episode will see Sheldon pushing Leonard and Penny (Kaley Cuoco) to set their wedding date. The two got engaged in “The Big Bang Theory” Season 7 finale. Also in the upcoming final episode, there are dramatic changes in Sheldon and Amy’s relationship, as well. It will be the fifth anniversary for the Shamy couple.

[Youtube/The Big Bang Theory]

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