Game announcers are supposed to help keep the fans engaged and interested in the game---especially when the game sucks. At the same time, while they are there to do a job at the same time they are fans--not so much of one team, but of the game. So when big plays happen it is understandable if they get a little excited.
|From Bleacher Report|
Like the one Gus Johnson had when Oklahoma State quarterback Cllint Chelf took it to the house against Texas Tech: