R-rated Trailer #2 @ign.com

This one is longer than the 30 second spot found here.

Rated-R Teaser Trailer @joblo.com

Or watch it in better quality at Yahoo Movies

International Teaser
QuickTime, Super Hi-Res
QuickTime, Hi-Res
QuickTime, Med-Res
QuickTime, Lo-Res
Windows Media Player, Super Hi-Res
Windows Media Player, Hi-Res
Windows Media Player, Med-Res
Windows Media Player, Lo-Res
Real Player, Super Hi-Res
Real Player, Hi-Res
Real Player, Med-Res
Real Player, Lo-Res

Teaser @apple.com
QuickTime, High Definition
QuickTime, Hi-Res
QuickTime, Med-Res
QuickTime, Lo-Res
iPod Video