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
![WornOnTV: Penny's Halloween bar maid costume on The Big Bang Theory | Kaley Cuoco | Clothes and Wardrobe from TV WornOnTV: Penny's Halloween bar maid costume on The Big Bang Theory | Kaley Cuoco | Clothes and Wardrobe from TV](https://uploads.wornontv.net/2018/10/penny-halloween-bar-maid-costume.jpg)
WornOnTV: Penny's Halloween bar maid costume on The Big Bang Theory | Kaley Cuoco | Clothes and Wardrobe from TV
![تويتر \ The Big Bang Theory على تويتر: "Happy Halloween! Don't miss tonight's special Halloween episode! http://t.co/ibrvdBtz" تويتر \ The Big Bang Theory على تويتر: "Happy Halloween! Don't miss tonight's special Halloween episode! http://t.co/ibrvdBtz"](https://pbs.twimg.com/media/A6FAXhdCYAMrODP.jpg)