AUSTIN, Texas — Matthew McConaughey took his University of Texas school spirit to Twitter.
The celebrity turned professor sent a pumped heartfelt message to Longhorn fans Thursday evening.
"It is an all-hands-on-deck operation, for Longhorn nation," said McConaughey in the now viral Twitter video.
On Saturday at 11 a.m., one of the nation's oldest rivalries will rise again as the Texas Longhorns go against the Oklahoma Sooners at the Cotton Bowl in Dallas.