![The Big Bang Theory on Twitter: "Oh hey, @SeanAstin and @kalpenn! 👋 # BigBangTheory https://t.co/oxzzi4f41n" / Twitter The Big Bang Theory on Twitter: "Oh hey, @SeanAstin and @kalpenn! 👋 # BigBangTheory https://t.co/oxzzi4f41n" / Twitter](https://pbs.twimg.com/media/DxE_OIBVAAA19Yp.jpg)
The Big Bang Theory on Twitter: "Oh hey, @SeanAstin and @kalpenn! 👋 # BigBangTheory https://t.co/oxzzi4f41n" / Twitter
CTV - Look who's stopping by The #BigBangTheory! Sean Astin and Kal Penn drop in on Sheldon and the gang tonight at 8/9mt on CTV. | Facebook
![Kal Penn y Sean Astin se unen a The Big Bang Theory, para ¿ayudar? a Sheldon y Amy en la Superasimetría - BigBang Blog TV Kal Penn y Sean Astin se unen a The Big Bang Theory, para ¿ayudar? a Sheldon y Amy en la Superasimetría - BigBang Blog TV](https://bigbangblogtv.com/wp-content/uploads/2019/01/kal-pen-y-sean-astin-se-unen-a-tbbt-superasimetria-shamy.jpg)