The Big Bang Theory - Trivia Question of the Day! What Halloween costume does Sheldon wear to Penny's party? A. Superman B. The Flash C. The Doppler Effect D. The Green Lantern
![Halloween Costumes For Couples 2016: Dress Up As Favorite TV Characters From 'Outlander,' 'The Flash,' 'Big Bang Theory' And More Halloween Costumes For Couples 2016: Dress Up As Favorite TV Characters From 'Outlander,' 'The Flash,' 'Big Bang Theory' And More](https://d.ibtimes.com/en/full/2431321/big-bang-theory.jpg?w=736&f=fb086a5b3ddfb4a800d5515aa55f10d7)
Halloween Costumes For Couples 2016: Dress Up As Favorite TV Characters From 'Outlander,' 'The Flash,' 'Big Bang Theory' And More
![Alex DC on Twitter: "⚡️ Hoy hace tres años amanecimos así. Historia de la TV. https://t.co/Wglz5n7ynb" / Twitter Alex DC on Twitter: "⚡️ Hoy hace tres años amanecimos así. Historia de la TV. https://t.co/Wglz5n7ynb" / Twitter](https://pbs.twimg.com/media/FmhGAlRX0AIK8LQ.jpg)
Alex DC on Twitter: "⚡️ Hoy hace tres años amanecimos así. Historia de la TV. https://t.co/Wglz5n7ynb" / Twitter
![CTV on Twitter: "We love Sheldon's Flash costume. What are you being for #Halloween? Catch The #BigBangTheory and #YoungSheldon on Thursday at 8/9mt. https://t.co/qfX1NjiCL6" / Twitter CTV on Twitter: "We love Sheldon's Flash costume. What are you being for #Halloween? Catch The #BigBangTheory and #YoungSheldon on Thursday at 8/9mt. https://t.co/qfX1NjiCL6" / Twitter](https://pbs.twimg.com/media/DNfsXzCUQAEB5YR.jpg)