Dick Ebersol

A TV special celebrating the 25th anniversary of Saturday Night Live. Before a celebrity audience, many of the former cast members and guest hosts return to perform their signature monologues and present a look back at some of the best comedy skits and musical numbers of the past two and a half decades.

A TV special celebrating the 15th anniversary of Saturday Night Live. Before a celebrity audience, many of the former cast members and guest hosts return to perform their signature monologues and present a look back at some of the best comedy skits and musical numbers of the past 15 years.

Following the departure of the show's original cast and creator after five seasons, SNL in the '80s is a look back at a decade of turbulent, often uncertain times that included the hiring and firing of several casts, numerous writers, producers and ultimately the revitalization of the show with the return of executive producer Lorne Michaels.

Untold stories behind the culture-defining and newsmaking musical performances, sketches and cameos of the past 50 years.

A bold challenge, a fearless experiment and ultimately, a spectacular failure. In 2001, sports entertainment titans Ebersol and McMahon launched the XFL. It was hardly the first time a league had tried to compete with the NFL, but the brash audacity of the bid, combined with the personalities and charisma of Ebersol and McMahon and the marketing behemoths of their respective companies -- NBC and WWE -- captured headlines and a sense of undeniable anticipation about what was to come.

Celebrating colorful broadcaster Bob Uecker and his 50-plus years in baseball. His famously undistinguished playing career led to film and TV roles, a legendary series of beer commercials, and over 100 appearances on "The Tonight Show with Johnny Carson." Ultimately his spot in the Milwaukee Brewers broadcast booth would take him to the Baseball Hall of Fame.

A re-creation of the ancient Olympic competition at Delphi.

Having stood on the gold medal podium a record 8 times during one Olympic Games, Michael Phelps now stands alone as the the greatest Olympic champion in history. With exclusive interviews and commentary, Michael takes us on his personal journey to Olympic stardom. Includes all his races and special behind-the-scenes footage.