Nick Saban vs. Kirby Smart is only the latest in a line of high-stakes coaching matchups between mentors and mentees over the history of college football.
In 1938, with Heisman Trophy winner Davey O'Brien leading the team, TCU's Dutch Meyer beat old boss Matty Bell of SMU to finish a 10-0 regular season. The Horned Frogs moved from No. 2 to No. 1 in the final Associated Press poll.
In the 1950s, Bud Wilkinson's dominant Oklahoma teams won two Orange Bowls over ex-Sooners coach Jim Tatum's Maryland Terrapins, not to mention a regular-season game over Tatum when he was at North Carolina.