(L-R) Actors Christopher Lloyd, Michael J. Fox and Lea Thompson attend the 'Back to the Future' 25th anniversary trilogy Blu-Ray release at Gustavino's on October 25, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)
"Back To The Future" 25th Anniversary
Actors Michael J. Fox and Lea Thompson attend the 'Back to the Future' 25th anniversary trilogy Blu-Ray release at Gustavino's on October 25, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)
"Back To The Future" 25th Anniversary
Actor Michael J. Fox attends the 'Back to the Future' 25th anniversary trilogy Blu-Ray release at Gustavino's on October 25, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)
"Back To The Future" 25th Anniversary
Actor Christopher Lloyd attends the 'Back to the Future' 25th anniversary trilogy Blu-Ray release at Gustavino's on October 25, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)
"Back To The Future" 25th Anniversary
Actor Michael J. Fox attends the 'Back to the Future' 25th anniversary trilogy Blu-Ray release at Gustavino's on October 25, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)
"Back To The Future" 25th Anniversary
L-R) Actors Christopher Lloyd and Michael J. Fox attend the 'Back to the Future' 25th anniversary trilogy Blu-Ray release at Gustavino's on October 25, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)
"Back To The Future" 25th Anniversary
Actors Michael J. Fox and Lea Thompson attend the 'Back to the Future' 25th anniversary trilogy Blu-Ray release at Gustavino's on October 25, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)
"Back To The Future" 25th Anniversary
Actress Lea Thompson attends the 'Back to the Future' 25th anniversary trilogy Blu-Ray release at Gustavino's on October 25, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)
"Back To The Future" 25th Anniversary Trilogy Blu-Ray Release Celebration
Actress Mary Steenburgen attends the 'Back to the Future' 25th anniversary trilogy Blu-Ray release at Gustavino's on October 25, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)
"Back To The Future" 25th Anniversary
Actress Mary Steenburgen attends the 'Back to the Future' 25th anniversary trilogy Blu-Ray release at Gustavino's on October 25, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)
"Back To The Future" 25th Anniversary
Actor Michael J. Fox and wife Tracy Pollan attend the 'Back to the Future' 25th anniversary trilogy Blu-Ray release at Gustavino's on October 25, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)
"Back To The Future" 25th Anniversary
Actress Lea Thompson and daughter Zoe Thompson attend the 'Back to the Future' 25th anniversary trilogy Blu-Ray release at Gustavino's on October 25, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)
"Back To The Future" 25th Anniversary
Actor Robert Zemeckis attends the 'Back to the Future' 25th anniversary trilogy Blu-Ray release at Gustavino's on October 25, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)
"Back To The Future" 25th Anniversary
(L-R) Actors Mary Steenburgen, Christopher Lloyd, Robert Zemeckis, Michael J. Fox and Lea Thompson attend the 'Back to the Future' 25th anniversary trilogy Blu-Ray release at Gustavino's on October 25, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)
"Back To The Future" 25th Anniversary Trilogy Blu-Ray Release Celebration
A general view of atmosphere at the 'Back to the Future' 25th anniversary trilogy Blu-Ray release at Gustavino's on October 25, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)
"Back To The Future" 25th Anniversary
A general view of atmosphere at the 'Back to the Future' 25th anniversary trilogy Blu-Ray release at Gustavino's on October 25, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)
"Back To The Future" 25th Anniversary
Writer and producer Bob Gale attends the 'Back to the Future' 25th anniversary trilogy Blu-Ray release at Gustavino's on October 25, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)
"Back To The Future" 25th Anniversary
Producer Neil Canton attends the 'Back to the Future' 25th anniversary trilogy Blu-Ray release at Gustavino's on October 25, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)
"Back To The Future" 25th Anniversary
Singer Huey Lewis the 'Back to the Future' 25th anniversary trilogy Blu-Ray release at Gustavino's on October 25, 2010 in New York City. (Photo by Bryan Bedder/Getty Images)
Huey Lewis, Mary Steenburgen, Christopher Lloyd, Michael J. Fox, Lea Thompson, Robert Zemeckis
From left to right: Huey Lewis, Mary Steenburgen, Christopher Lloyd, Michael J. Fox, Lea Thompson and Robert Zemeckis at the Back to the Future 25th Anniversary Trilogy Blu-ray and DVD press conference, Monday, Oct. 25, 2010, in New York, hosted by Universal Studios Home Entertainment. (Diane Bondareff/AP Images for Universal Studios Home Entertainment)