San Francisco 49ers training camp July 26, 1990 at Sierra College, Rocklin, California. San Francisco 49ers quarterback Joe Montana (16) and quarterback Steve Young (8).

Notre Dame quarterback Joe Montana (3) gets set for the snap of the ball in this undated photo.

San Francisco 49ers vs Los Angles Rams at Candlestick Park Saturday, January 14, 1990. NFC Playoff 49ers beat Rams 30-3. 49er quarterback Joe Montana (16) and wide receiver John Taylor (82) celebrate.

U.S. President George Bush welcomes the Super Bowl champions San Francisco 49ers to the White House as quarterback Joe Montana offers a football to the president in Washington, D.C., Feb. 3, 1989. From left are Bush, Montana, Coach Bill Walsh and Jerry Rice, who also gave the president a football.

Quarterback Joe Montana waves to the crowd as he and wife, Jennifer, and their daughters, Alexandra, 3, and Elizabeth, 2, ride on a motorized cable car in 49ers welcome home parade on Market Street, Jan. 24, 1989 in San Francisco. The 49ers returned home the Super Bowl champions after defeating Cincinnati Bengals, 20-16.

San Francisco 49ers owner Edward DeBartolo Jr. right, congratulates Coach Bill Walsh, left, and quarterback Joe Montana in lockerroom at Stanford Stadium on Sunday, Jan. 21, 1985 following their 38-16 Super Bowl XIX win over the Miami Dolphins.

San Francisco 49ers quarterback Joe Montana (16) runs from the pocket at Super Bowl XXIV in 1989 in New Orleans.

San Francisco 49ers quarterback Joe Montana warms up for play October 22, 1989.

San Francisco 49ers quarterback Joe Montana (16) sets for play before an NFL football game in his rookie year in 1979.

San Francisco 49er's quarterback Joe Montana (16) celebrates after scoring a touchdown at Super Bowl XIX on January 20, 1985. The San Francisco 49er's defeated the Miami Dolphins 38 - 16.

San Francisco quarterback Joe Montana runs to the field during pre-game introductions at the Super Bowl XXIV January 28, 1990 in the Superdome in New Orleans. The 49ers defeated the Broncos 55 to 10.

San Francisco 49ers guard Bruce Collie (69), Hall of Fame quarterback Joe Montana (16) and center Randy Cross (51) celebrate during the closing seconds of an NFL Super Bowl XXIII game against the Cincinnati Bengals at Joe Robbie Stadium on January 22, ,1989. The 49ers defeated the Bengals 20-16.

San Francisco 49ers Hall of Fame wide receiver Jerry Rice (80) and Hall of Fame quarterback Joe Montana (16) are interviewed by CBS broadcaster Brent Musberger during Super Bowl XVI against the Cincinnati Bengals in Pontiac, on January 24, 1982. The 49ers defeated the Bengals 26-21.

San Francisco 49ers quarterback Joe Montana is surrounded by the media blitz during interviews and picture session Tuesday, Jan. 17, 1989 in Miami in preparartion for Super Bowl XXIII. Montana is located in the center of the crowd.

San Francisco 49ers Hall of Fame quarterback Joe Montana (16) sets up to pass during an NFL game against the New Orleans Saints at Candlestick Park on December 23, 1990. The Saints defeated the 49ers 13-10.

San Francisco 49ers quarterback Joe Montana (16) celebrates during an NFL Super Bowl XVI game against the Cincinnati Bengals in Pontiac, Mich., on January 24, 1982. The 49ers defeated the Bengals 26-21.

San Francisco 49ers Hall of Fame quarterback Joe Montana (16) drops back to pass during an NFL game against the Los Angeles Rams on Oct. 25, 1981 in San Francisco. The 49ers defeated the Rams 20-17.

San Francisco 49ers Hall of Fame quarterback throws a pass on the run during an NFL game against the Los Angeles Raiders on September 12, 1982. The Raiders defeated the 49ers 23-17.

In this Jan. 19, 1982, San Francisco 49ers quarterback Joe Montana (16), and coach Bill Walsh are shown prior top Super Bowl 16 against the Cincinnati Bengals, in Pontiac, Mich. Montana remembers what it was like to start his first Super Bowl. Montana was in his third season with the San Francisco 49ers, when they faced the Cincinnati Bengals in the Pontiac Superdome.

San Francisco 49ers Hall of Fame quarterback Joe Montana (16) rolls out during Super Bowl XVI, a 26-21 victory over the Cincinnati Bengals on January 24, 1982, at the Pontiac Silverdome in Pontiac, Michigan.

Joe Montana, quarterback of the San Francisco 49ers, sits in the seat of his new 1990 Chrysler Convertible displaying the Professional Athlete of the Year award given to him by Victor Potamkin of the Potamkin Corp., Thursday, April 26, 1990 in New York.

Former San Francisco 49ers great Joe Montana jokingly holds his "speech" during his enshrinement into the Pro Football Hall of Fame Saturday, July 29, 2000, in Canton, Ohio.

Former San Francisco 49ers great Joe Montana poses after his enshrinement into the Pro Football Hall of Fame Saturday, July 29, 2000, in Canton, Ohio.