Mary Cooper may have been Sheldon's biological mother, but Penny and Leonard were his Pasadena parents.
Fans of the franchise will know that Lance Barber, the actor who plays Sheldon's dad on "Young Sheldon," also appeared on "The Big Bang Theory" during season five. Back then, he wasn't playing Sheldon's dad in a flashback, but an entirely different character: Leonard's high-school bully.
The Big Bang Theory closed out its ninth season on Thursday night with a bang. Literally. (Spoilers for the season nine finale ahead, so look away if you've yet to watch!) Sheldon's (Jim Parsons) mom Mary (Laurie Metcalf) and Leonard's (Johnny Galecki) dad Alfred (Judd Hirsch) hooked up!
Sheldon and Penny had some of the best friendship moments in each season of TBBT because of their sibling-like bond. With Sheldon's mother and sister in Texas, Penny was the closest thing he had to a sister. She watched over him, kept him safe, and called for backup when he was out of control.
Sheldon Cooper has long been speculated to have autism. However, according to the producers of The Big Bang Theory, Sheldon Cooper isn't actually autistic.
George Cooper Sr. is the late father of Sheldon Cooper, Georgie Cooper, and Missy Cooper and late husband of Mary Cooper. He has been described by Sheldon through most of The Big Bang Theory as an almost-redneck, "Homer Simpson" Texan.
The link between Sheldon's mother Mary Cooper
On The Big Bang Theory, Sheldon's mother Mary Cooper is played by Laurie Metcalf. And on Young Sheldon, Sheldon's mother is played by Zoe Perry. The link here? Zoe Perry is Laurie Metcalf's real-life daughter.
Many Big Bang Theory fans are curious about what happens to Sheldon's dad. The most heartbreaking thing is the fact that Sheldon's dad's death was from some heart complications. His exact age at the time of his death remains uncertain, but he would be at least 50 when he passes away. George Sr.
Personalities collide when Leonard and Sheldon's mothers meet for the first time. Bernadette reaches her limit with Howard and Stuart. Personalities collide when Leonard and Sheldon's mothers meet for the first time.
Young Sheldon Finally Reveals Why George and Mary Never Divorced. Young Sheldon is building to George's affair, but he and Mary will never divorce. While that seems odd, they had a good reason for staying together.
When he came clean about it, Mandy understandably broke things off. However, that wasn't the last of their relationship. As revealed in Young Sheldon's 100th episode, Georgie and Mandy fell pregnant unexpectedly.
The unused phone call scene Holland explains theoretically cited Meemaw being a bit too frail to travel as the reason for missing Sheldon's wedding, which is understandable and not unduly worrying given that Meemaw is indeed pretty elderly by the end of The Big Bang Theory's timeline.
Young Sheldon season 5 was been particularly active in setting up when the Young Sheldon dad cheats and confirms that George did cheat on Mary. His budding relationship and obvious attraction towards his newly single neighbor, Brenda Sparks (Melissa Peterman), appears to be the beginning of his unfaithfulness.
They clearly do, but Young Sheldon is not making it easy for people to disapprove of George. The revelation on TBBT came while he explained to Penny (Kaley Cuoco) how he barged into his parents' room and saw his dad cheating with another woman. Just a year later, George died of a heart attack.
Out of all the bad things Sheldon and Mary said on Tbbt about George, Sheldon's confession about catching his father having sex with a different woman was arguably the worst.
Sheldon contrasts strongly with his family, who are neither scientists nor intellectuals. His father George died before the start of The Big Bang Theory, when Sheldon was 14, while his mother Mary is a devout Baptist and loving parent.
Missy is less successful compared to her two brothers, with Georgie being a self-made millionaire and Sheldon a Nobel Prize-winning scientist, while she is a divorced mother of two working as a restaurant hostess.
Luckily, after everything she went through, Young Sheldon revealed that Missy lived happily after The Big Bang Theory. She ultimately gets remarried and has a loving family after her separation from her first husband.
George gets home to share the raise news but finds out that Mary has already lost the baby. He comforts her saying that he loved and still loves their first three and that the fourth one would've been a charm!
Quotes. Georgie : Admit he, he's adopted. Sheldon Cooper : How can I be adopted when I have a twin sister?
George "Georgie" Cooper Jr. is the eldest child of George and Mary Cooper, and the older brother of Sheldon and Missy Cooper by five years.
Leonard Cooper is named after Leonard Hofstadter (Sheldon's best friend) and Leonard Nimoy (one of Sheldon's idols). Sheldon wanted to name his son Leonard Nimoy Cooper but was denied by Amy. Leonard Nimoy filed a restraining order on Sheldon Cooper. Leonard Cooper is named after Leonard Hofstadter.
A rift grew between them after George Sr. cheated on Sheldon's mom, but we'll get to that in a moment. That's really all we were told about their relationship via The Big Bang Theory, except for when George Sr. died of weight-related issues.
George "Georgie" Marshall Cooper Jr.
George Jr. is a laid-back character who likes to make money. By season 12 of The Big Bang Theory, it is revealed that he has been twice married and divorced.