According to NYT, YouTube will show selected TV shows and movies from MGM, like 'The Magnificent Seven'. From NYT story:
Metro-Goldwyn-Mayer Studios will kick off the partnership by posting episodes of its decade-old "American Gladiators" program to YouTube, along with full-length action films like "Bulletproof Monk" and "The Magnificent Seven" and clips from popular movies like "Legally Blonde." These will be free to watch, with ads running alongside the video.