Owner Jerry Jones holds the Lombardi trophy after the Dallas Cowboys' 52-17 win over the Buffalo Bills at Super Bowl XXVII in Pasadena on January 31, 1993. (AP Photo/Al Messerschmidt)

Wide receiver Michael Irvin (88) holds the Lombardi trophy after the Dallas Cowboys' 52-17 win over the Buffalo Bills at Super Bowl XXVII in Pasadena on January 31, 1993. (AP Photo/Al Messerschmidt)

Buffalo Bills kick returner Brad Limb (81) leaps over a defender during Super Bowl XXVII, a 52-17 loss to the Dallas Cowboys on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Dallas Cowboys Hall of Fame quarterback Troy Aikman (8) leads his team onto the field before Super Bowl XXVII, a 52-17 Cowboys victory over the Buffalo Bills on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Dallas Cowboys safety Thomas Everett (27) intercepts a pass during Super Bowl XXVII, a 52-17 victory over the Buffalo Bills on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Buffalo Bills wide receiver Andre Reed (83) congratulates running back Thurman Thomas (34) after Thomas scores a two-yard touchdown, giving Buffalo a short-lived lead, during Super Bowl XXVII, a 52-17 loss to the Dallas Cowboys on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

A panoramic view of the Rose Bowl during the Dallas Cowboys' 52-17 win over the Buffalo Bills at Super Bowl XXVII in Pasadena on January 31, 1993. (AP Photo/Al Messerschmidt)

Dallas Cowboys defensive end Charles Haley (94) gets past Buffalo Bills tackle Will Wolford (69) during Super Bowl XXVII, a 52-17 Cowboys victory on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Dallas Cowboys wide receiver Michael Irvin (88) and running back Emmitt Smith (22), two-thirds of the triplets, during Super Bowl XXVII, a 52-17 victory over the Buffalo Bills on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Coach Jimmy Johnson and players of the Dallas Cowboys hold the Lombardi trophy after a 52-17 win over the Buffalo Bills at Super Bowl XXVII in Pasadena on January 31, 1993. (AP Photo/Al Messerschmidt)

Dallas Cowboys Troy Aikman (8) hands off the ball to Emmitt Smith (22) during Super Bowl XXVII between the Buffalo Bills and the Dallas Cowboys on January 31, 1993 in Pasadena, California. (AP Photo/Paul Spinelli)

Buffalo Bills wide receiver Don Beebe (82) knocks the ball loose from Dallas Cowboys defensive tackle Leon Lett, preventing a touchdown, during Super Bowl XXVII, a 52-17 Cowboys victory on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Dallas Cowboys defensive tackle Jimmie Jones (97) stuffs Buffalo Bills running back Kenneth Davis (23) during Super Bowl XXVII, a 52-17 Cowboys victory on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Buffalo Bills cornerback Nate Odomes (37) brings down the ballcarrier during Super Bowl XXVII, a 52-17 loss to the Dallas Cowboys on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Dallas Cowboys defensive tackle Leon Lett (78) closes in on Buffalo Bills running back Kenneth Davis (23) during Super Bowl XXVII, a 52-17 Cowboys victory on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Buffalo Bills tight end Pete Metzelaars (88) blocks Dallas Cowboys defensive end Charles Haley (94) out of the play during Super Bowl XXVII, a 52-17 Cowboys victory on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Teammates mob Dallas Cowboys running back Emmitt Smith (22) after a 10-yard touchdown carry during Super Bowl XXVII, a 52-17 victory over the Buffalo Bills on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Dallas Cowboys defensive tackle Leon Lett (78) can't believe he didn't score on his 64-yard fumble recovery during Super Bowl XXVII, a 52-17 Cowboys victory over the Buffalo Bills on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Dallas Cowboys linebacker Ken Norton Jr. (51) stops Buffalo Bills running back Kenneth Davis (23) on third-and-goal from the one-yard line during Super Bowl XXVII, a 52-17 Cowboys victory on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Dallas Cowboys defensive tackle Jimmie Jones (97) recovers a fumble and strolls into the end zone for a touchdown during Super Bowl XXVII, a 52-17 victory over the Buffalo Bills on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Dallas Cowboys running back Emmitt Smith (22) carries the ball during Super Bowl XXVII, a 52-17 victory over the Buffalo Bills on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Dallas Cowboys running back Emmitt Smith (22) is congratulated by tackle Erik Williams (79) and Hall of Fame quarterback Troy Aikman (8) after a 10-yard touchdown carry during Super Bowl XXVII, a 52-17 victory over the Buffalo Bills on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Dallas Cowboys linebacker Ken Norton Jr. (51) during Super Bowl XXVII, a 52-17 victory over the Buffalo Bills on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Dallas Cowboys linebacker Ken Norton Jr. (51) scoops up a fumble and returns it nine yards for a touchdown during Super Bowl XXVII, a 52-17 victory over the Buffalo Bills on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Dallas Cowboys running back Emmitt Smith (22) tries to get away from Buffalo Bills linebacker Shane Conlan (58) during Super Bowl XXVII, a 52-17 Cowboys victory on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Dallas Cowboys running back Emmitt Smith (22) carries the ball during Super Bowl XXVII, a 52-17 victory over the Buffalo Bills on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Buffalo Bills Hall of Fame head coach Marv Levy on the field before Super Bowl XXVII, a 52-17 Bills loss to the Dallas Cowboys on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

The Dallas Cowboys perform at Super Bowl XXVII, a 52-17 Cowboys victory over the Buffalo Bills on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Pregame entertainment before Super Bowl XXVII, a 52-17 Dallas Cowboys victory over the Buffalo Bills on January 31, 1993, at the Rose Bowl in Pasadena, California. (National Football League)

Pop star Michael Jackson puts on spectacular halftime show at the Super Bowl XXVII game of the Dallas Cowboys vs the Buffalo Bills played at the Rose Bowl in Pasadena, California on January 31, 1993. (National Football League)

Singer Michael Jackson performs during the Super Bowl XXVII halftime show on January 31, 1993 at the Rose Bowl in Pasadena. (AP Photo/Al Messerschmidt)

Singer Michael Jackson performs during the Super Bowl XXVII halftime show on January 31, 1993 at the Rose Bowl in Pasadena. (AP Photo/Al Messerschmidt)

A ticket for Super Bowl XXVII between the Buffalo Bills and Dallas Cowboys on January 31, 1993 at the Rose Bowl in Pasadena, CA. (National Football League)

Dallas Cowboys Super Bowl XXVII ring, 1992. (National Football League)