![Amazon.com: The Big Bang Theory: The Twelfth and Final Season [DVD] : Johnny Galecki, Jim Parsons, Kaley Cuoco, Simon Helberg, Kunal Nayyar, Mayim Bialik, Melissa Rauch, Chuck Lorre, Steven Molaro, Bill Prady, Amazon.com: The Big Bang Theory: The Twelfth and Final Season [DVD] : Johnny Galecki, Jim Parsons, Kaley Cuoco, Simon Helberg, Kunal Nayyar, Mayim Bialik, Melissa Rauch, Chuck Lorre, Steven Molaro, Bill Prady,](https://m.media-amazon.com/images/I/61DZ5N9aKrL._SL1500_.jpg)
Amazon.com: The Big Bang Theory: The Twelfth and Final Season [DVD] : Johnny Galecki, Jim Parsons, Kaley Cuoco, Simon Helberg, Kunal Nayyar, Mayim Bialik, Melissa Rauch, Chuck Lorre, Steven Molaro, Bill Prady,
![The Big Bang Theory season 12 finale: How did The Big Bang Theory end? | TV & Radio | Showbiz & TV | Express.co.uk The Big Bang Theory season 12 finale: How did The Big Bang Theory end? | TV & Radio | Showbiz & TV | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/20/590x/secondary/the-big-bang-theory-season-12-series-finale-1873816.webp?r=1558085343114)
The Big Bang Theory season 12 finale: How did The Big Bang Theory end? | TV & Radio | Showbiz & TV | Express.co.uk
![Here's what happened in The Big Bang Theory's bittersweet finale that fans are praising as "perfect" Here's what happened in The Big Bang Theory's bittersweet finale that fans are praising as "perfect"](https://hips.hearstapps.com/hmg-prod.s3.amazonaws.com/images/big-bang-theory-finale-3-jpg-1558056196.jpg)
Here's what happened in The Big Bang Theory's bittersweet finale that fans are praising as "perfect"
![The Big Bang Theory season 12 finale: How did The Big Bang Theory end? | TV & Radio | Showbiz & TV | Express.co.uk The Big Bang Theory season 12 finale: How did The Big Bang Theory end? | TV & Radio | Showbiz & TV | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/20/590x/the-big-bang-theory-season-12-finale-1128409.jpg?r=1558085337380)