VIDEO : Robert Downey Jr Has the Perfect Answer for Why Thor Isn't in 'Civil War'

Fans of the Marvel Cinematic Universe cannot wait for next month's 'Captain America: Civil War,' so that they can see all of their favorite Avengers in action - all but two of them, that is, namely Thor and The Hulk. We haven't been given a clear reason as to why they will not be appearing in this film, but while the jury's out on Hulk, Robert Downey Jr may just have the answer for Thor. . .sarcastically, that is. On the actor's Facebook account, he shared a gif of Thor clumsily dropping his mystical hammer, along with the caption: "This is why he wasn't invited to 'Civil War.'"