WATCH: James Corden Talks To Melissa McCarthy While Wearing Mouth Guards [VIDEO]

Recently Melissa McCarthy stopped by The Late Late Show With James Corden to promote her new movie 'The Boss.'  There's a scene in the movie where someone is stuck wearing a dental mouth guard and it's hysterical.

James Corden thought it would be funny to conduct part of his interview while wearing these mouth guards, and he's right! Watch as they try to drink water, and blow bubbles, let alone talk!