#TBT: Remembering the Broncos' upset at Arrowhead in the 1997 playoffs

Alfred Williams has his game face on for a second round playoff matchup with the Kansas City Chiefs against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Tom Nalen walks down the tunnel toward the Arrowhead Stadium Field before the 2nd round playoff game against the Chiefs against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Patrick Jeffers and his teammates have a pre-game prayer before their game against the Chiefs against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Broncos safeties huddle up before a game against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

John Elway and his teammates relax before the game in the locker room against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Elvis Grbac walks onto the field dejectedly as Kansas City falls behind the Broncos in a second-round playoff game against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Denver Broncos Hall of Fame quarterback John Elway (7) rolls out to pass during a 1997 AFC Divisional Playoff NFL game against the Kansas City Chiefs on January 4, 1998. The Broncos defeated the Chiefs 14-10. (Peter Read Miller via AP)

Denver Broncos wide receiver Ed McCaffrey (87) catches a pass in front of Kansas City Chiefs cornerback James Hasty (40) during a 1997 AFC Divisional Playoff NFL game on January 4, 1998. The Broncos defeated the Chiefs 14-10. (Peter Read Miller via AP)

Denver Broncos safety Steve Atwater (32) beats a block by Kansas City Chiefs Hall of Fame guard Will Shield's block to stop Hall of Fame running back Marcus Allen (32) during a 1997 AFC Divisional Playoff NFL game on January 4, 1998. The Broncos defeated the Chiefs 14-10. (Peter Read Miller via AP)

Denver Broncos in action against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Steve Atwater hit quarterback Elvis Grbac after he throws. The defense applied pressure to Grbac all day long, sacking him four times against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Defensive end Alfred Williams and the rest of the Broncos defense rose to the occasion and wreaked havoc on Chiefs quarterback Elvis Grbac by registering four sacks on the afternoon against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Alfred Williams sacks Elvis Grbac against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

With a little more than 12 minutes to go in the fourth quarter, Terrell Davis took the handoff from John Elway and led by a block by Shannon Sharpe, scored the touchdown that would put the Broncos ahead for good against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Terrell Davis lowers his head and rushes in for the second touchdown of the game against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Terrell Davis rushes the ball up the middle during the second round game against the Chiefs. against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

John Mobley and the Broncos defensive team gang tackle Marcus Allen against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

John Elway celebrates after the Broncos first touchdown of the game against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Terrell Davis has a long gain during a rush into Chiefs territory. This rush was a huge play in the game against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Dwayne Carswell makes a catch downfield against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Pete Stoyanovich kicks a field goal that is called back because of an offsides penalty against the Chiefs. The play would prove crucial because the second field goal attempt was unsuccessful against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Terrell Davis leaps over one of his blockers on his way downfield against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Neil Smith watches from the sideline as he steams against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Denver Broncos in action against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Terrell Davis runs against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Rod Smith talks trash with another player against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Maa Tanuvasa, Steve Atwater and John Mobley gang tackle a Chiefs running back as the Broncos team defense performed tremendously during the second-round playoff game against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Terrell Davis salutes the crowd after the first touchdown of the game against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

John Elway throws deep against Kansas City Chiefs in the divisional playoff game at Arrowhead Stadium in Kansas City on January 4, 1998.

Shannon Sharpe gives a salute to Chiefs fans at the end of the game after the Broncos' victory against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Denver Broncos in action against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Neil Smith walks off the field with the defensive unit during the game against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Tyrone Braxton breaks up a pass against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Dedrick Dodge celebrates after a failed field goal attempt by Kansas City. The first attempt was successful, but Dodge drew a Kansas City player offsides, so the ball was pushed back 5 yards and re-kicked.

Darrien Gordon sealed the fate of the Chiefs with a last-second pass (11 remaining) deflection near the endzone on fourth down against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Glenn Cadrez congratulates a relieved John Elway after Darrien Gordon knocks down the Chiefs' last pass at Arrowhead Stadium in Kansas City on January 4, 1998.

Pat Bowlen gives head coach Mike Shanahan a congratulatory hug after the Broncos victory over the Chiefs in a second round playoff game against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Rod Smith revels in the victory over the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Ex-Chief Neil Smith triumphantly left his former home field in front of a stunned Arrowhead Stadium crowd against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Terrel Davis and John Mobley celebrate the Broncos their second round playoff game win against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Tony Jones walks triumphantly off the Arrowhead Stadium Field after the Broncos win their second round playoff game against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

John Elway receives congratulations after the Broncos win over the Chiefs earned them the right to visit the Steelers in the AFC Championship against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Rod Smith celebrates after a play against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Darrius Johnson leaves Arrowhead stadium with a smile after the Broncos have just saved a last second victory against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Tyrone Braxton is congratulated in the locker room after a victory over the Chiefs against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Head Coach Mike Shanahan addresses the team in the locker room after the Broncos win their second round playoff game against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Bill Romanowski and Keith Burns celebrate in the locker room after the Broncos win their second round playoff game against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.

Steve Atwater and Ray Crockett celebrate in the locker room after the Broncos win their second round playoff game against the Kansas City Chiefs at Arrowhead Stadium in Kansas City on January 4, 1998.