![Tom Bergeron on Twitter: "Happy Halloween 2019 from @ROINJNews. Big Bang Theory fans will get the Sheldon Cooper/Doppler Effect costume. (others can ask @NJSTEMPathways or @RDCouncilNJ) Be kind to those with #Bluepumpkins ( Tom Bergeron on Twitter: "Happy Halloween 2019 from @ROINJNews. Big Bang Theory fans will get the Sheldon Cooper/Doppler Effect costume. (others can ask @NJSTEMPathways or @RDCouncilNJ) Be kind to those with #Bluepumpkins (](https://pbs.twimg.com/media/EINg2hDWsAAIlaB.jpg:large)
Tom Bergeron on Twitter: "Happy Halloween 2019 from @ROINJNews. Big Bang Theory fans will get the Sheldon Cooper/Doppler Effect costume. (others can ask @NJSTEMPathways or @RDCouncilNJ) Be kind to those with #Bluepumpkins (
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
![Mens Black & White Sheldon Cooper Doppler Effect Costume Halloween – Rex Distributor, Inc. Wholesale Licensed Products and T-shirts, Sporting goods, Mens Black & White Sheldon Cooper Doppler Effect Costume Halloween – Rex Distributor, Inc. Wholesale Licensed Products and T-shirts, Sporting goods,](https://cdn.shopify.com/s/files/1/0229/8121/products/71GP-pv12oL._UL1500.jpg?v=1569374516)