Reportedly , after the game McKay vowed to never lose a game to the Fighting Irish again .
On November 26 , 1966 , Notre Dame crushed USC , 51 -- 0 , for the worst defeat in the program 's history .
Reportedly , after the game McKay vowed to never lose a game to the Notre Dame   again .
On November 26 , 1966 , Notre Dame crushed USC , 51 -- 0 , for the worst defeat in the program 's history .