AP Photo/Chris Pizzello
Zac Efron accepts the Breakthrough Performer of the Year award at the ShoWest 2009 Award Ceremony on Thursday, April 2, 2009, in Las Vegas.
AP Photo/Chris Pizzello
Rachel McAdams accepts the Female Star of the Year award at the ShoWest 2009 Award Ceremony, Thursday, April 2, 2009, in Las Vegas.
AP Photo/Chris Pizzello
Dennis Quaid accepts the Male Star of the Year award at the ShoWest 2009 Award Ceremony on Thursday, April 2, 2009, in Las Vegas.
AP Photo/Chris Pizzello
Chris Pine, star up the upcoming film "Star Trek," accepts the Male Star of Tomorrow award at the ShoWest 2009 Award Ceremony on Thursday, April 2, 2009, in Las Vegas.
AP Photo/Jae C. Hong
From left, actresses Margo Harshman, Leah Pipes, Rumer Willis, Briana Evigan and Audrina Patridge arrive for the final night talent awards ceremony at the ShoWest held at the Paris hotel and casino in Las Vegas on Thursday, April 2, 2009.
AP Photo/Jae C. Hong
Michael Caine, left, and Sienna Miller arrive for the final night talent awards ceremony at the ShoWest held at the Paris hotel and casino in Las Vegas on Thursday, April 2, 2009. Caine won the Lifetime Achievement Award, Miller won an award for best supporting actress.
AP Photo/Chris Pizzello
Robert Downey Jr. introduces a trailer for his upcoming film "Sherlock Homes" at the ShoWest 2009 State of the Industry Update on Tuesday, March 31, 2009, in Las Vegas.
AP Photo/Chris Pizzello
McG, director of the upcoming film "Terminator: Salvation," introduces a trailer for the movie at the ShoWest 2009 State of the Industry Update in Las Vegas on Tuesday, March 31, 2009.
AP
Dennis Quaid, who lends his voice to the upcoming animated film "Battle for Terra," introduces a screening of the film during the third day of ShoWest 2009 film convention, Wednesday, April 1, 2009, in Las Vegas. On the right is Eric d'Arbeloff, co-president of movie distribution company Roadside Attractions.
AP Photo/Chris Pizzello
A visitor walks past movie posters of current and forthcoming films on the first day of ShoWest 2009, the largest annual convention for the motion picture industry, on Monday, March 30, 2009, in Las Vegas.
AP Photo/Chris Pizzello
Tourists shoot pictures of a model of the "Transformers" character Bumblebee outside the Paris Hotel in Las Vegas on Monday, March 30, 2009, the first day of the 2009 edition of ShoWest, the largest annual convention for the motion picture industry.
AP Photo/Chris Pizzello
A convention visitor walks past posters for upcoming films during the second day of ShoWest 2009, the largest annual convention for the motion picture industry, on Tuesday, March 31, 2009, in Las Vegas.
AP Photo/Chris Pizzello
A visitor walks past a line of posters for the upcoming film "Star Trek" on the first day of ShoWest, the largest annual convention for the motion picture industry, on Monday, March 30, 2009, in Las Vegas.