Ep 22. The Maternal Conclusion

The Big Bang Theory Season 12 Episode 22, titled "The Maternal Conclusion," is the final episode of the series. The episode focuses on Leonard and Sheldon's mothers, who have come to visit for the Nobel Prize ceremony.

As they prepare for the ceremony, tensions arise between these two strong-willed women, who have never seen eye-to-eye. They bicker and argue, while Leonard and Sheldon attempt to keep the peace. Meanwhile, Howard and Bernadette struggle with leaving their kids at home for the first time.

The episode features emotional moments as relationships are tested and examined, and characters reflect on the changes they have gone through over the course of the series. Fans of the show will be able to appreciate the bittersweet farewell — a fitting end to one of the most beloved sitcoms in recent memory.

"The Maternal Conclusion" wraps up the series with one final, hilarious adventure with our favorite physicists, and gives fans a chance to say goodbye to a show that has been a beloved part of their lives for over a decade.