class RottenTomatoesIE(InfoExtractor):
- _VALID_URL = r'https?://www\.rottentomatoes\.com/m/[^/]+/trailers/(?P<id>\d+)'
+ _VALID_URL = r'https?://(?:www\.)?rottentomatoes\.com/m/[^/]+/trailers/(?P<id>\d+)'
_TEST = {
'url': 'http://www.rottentomatoes.com/m/toy_story_3/trailers/11028566/',