'I'm gonna bust his a**': Remembering Stewart's epic rant

As Kevin Harvick and Jimmie Johnson showed Sunday at Chicagoland Speedway, emotions run high in NASCAR when drivers tangle on the track.

And let's be honest about it: Emotions and spirited rivalries are what makes this sport so compelling.

One of our favorite confrontations happened at Auto Club Speedway a couple of years ago, when Joey Logano and Tony Stewart had some serious differences of opinion at the end of a race.

Who can ever forget the interview between Stewart and our dear, departed former colleague, the late, great Steve Byrnes? This really was must-see TV.