Executive producers, Bill Prady and Steve Molaro revealed the exciting news on the Golden Globes red carpet, when they shared that James Earl Jones (the iconic voice of Darth Vader) and Carrie Fisher (the one and only Princess Leia) are set to play themselves and will have an encounter with Sheldon in an upcoming episode.

I don\'t know about any other day, but today I\'m the champion of the world.