Buzz News Roundup, 12/28

The Library of Congress has added Back to the Future, Dances With Wolves, and 23 other movies to the National Film Registry, UPI reports.
The Police were the top-grossing live act of 2007, followed by Kenny Chesney, Variety reports.
The Hollywood Reporter writes that David Letterman and the WGA have yet to reach a deal that would allow Letterman to come back on air with his writers.
Who's happy about the writers' strike? The video game industry is pretty pumped, the Associated Press reports.
According to the New York Daily News product placement is outselling ads on television. It looks like we can look forward to more blatant advertising on 30 Rock.
In January iTunes will announce a video service enabling users to rent movies for 24 hours to the tune of $2 to $5 per film. According to Variety, Fox and Disney are already onboard.
Chris Crocker and Obama Girl are among the most watched clips on YouTube in 2007, writes Reuters