Two years ago, TCU coach Sonny Dykes steered his team to an unbeaten regular season, an extraordinary Fiesta Bowl win over Michigan, and a trip to the national championship against Georgia. How fast things can go south in the game of college football.

TCU coach Sonny Dykes was ejected from the Horned Frogs' 66-42 loss to rival SMU on Saturday after earning consecutive unsportsmanlike conduct penalties in the third quarter. Dykes became the first head coach of a Power 4 program to be disqualified from a college football game for multiple unsportsmanlike conduct penalties since the NCAA established the rule in 2016.

TCU football coach Sonny Dykes has coached on both sides of the 'Battle for the Iron Skillet.' Here's everything you need to know on Dykes:

Dykes’ predecessor, Gary Patterson, was known to lose his stuffing multiple times during a game, but he never got tossed from one of them in his 20 plus years of coaching TCU. Early in the third quarter, Dykes was ejected after he let the officials know his thoughts.

Dykes was the winning coach each of the last four times the Dallas-Fort Worth rivals played. He is in his third season at TCU, which won the last two games in the series after he had led SMU to back-to-back wins in the series for the first time since 1992-93.

Brashard Smith ran for 127 yards and three of his four scores while SMU also had three non-offensive touchdowns for the first time in 12 years in a 66-42 win over TCU

Veteran TCU head coach Sonny Dykes was ejected in the third quarter during his team's "Iron Skillet" rivalry matchup against SMU on Saturday. Dykes picked up back-to-back unsportsmanlike conduct penalties early in the third quarter for complaining to officials. He was escorted off the field and into the locker room.

The TCU football program engaged in a heated matchup with the SMU Mustangs on Saturday evening. The Mustangs got out to a commanding lead, leaving head coach Sonny Dykes searching for answers. Dykes got frustrated a few times during the game and was ultimately ejected.

Emotions were running extremely high for TCU head coach Sonny Dykes during Saturday's game against SMU, so high that he was thrown out of the game by the officials after being penalized. Officials ejected Dykes from the sideline after receiving back-to-back unsportsmanlike conduct penalties in the game.