The first HD-DVD titles that were scheduled to go on sale Tuesday and Toshiba players have arrived at Best Buy and should be on sale in some of the chain's locations. Sources say the players, shipment began on Sunday and the DVDs are slated to go on sale at all Best Buy stores and select Sears, Wal-Mart, Costco and Tweeters locations by the end of the week. Software will also be available at those retailers.

Meanwhile, Universal Studios Home Entertainment is rushing recent box office disappointment "Serenity" to stores as it will join the two Warner Home Video titles that will be available for sale on Tuesday, "The Last Samurai" and "The Phantom of the Opera."

Warner's Oscar-winning "Million Dollar Baby" was supposed to be available on Tuesday as well, but has been postponed.

Other upcoming Universal titles in the HD-DVD line include "Apollo 13" and "Doom" on April 25, followed by "Jarhead," "Cinderella Man" and "Assault on Precinct 13" on May 9 and "The Chronicles of Riddick," "The Bourne Supremacy," "Van Helsing" and "U-571" on May 23.

Studios are shipping fewer than 10,000 copies of each title, in accordance with Toshiba's initial shipment of 10,000 players.