Script can't handle punctuation in filenames

[nikdoof]

The X Factor - [06x23] - Live Show 7 Wham! Week.avi ERROR: Non-matching name
The X Factor - [06x24] - Live Results 7 Who Will Stay And Who Will Go Go?.avi ERROR: Non-matching name

I've added the following to pickup the file format, in the formats dict

    # show - [##x##] - title
    r"^%s\[(?P<season>\d{2}).?x?(?P<episode>\d{2}([-_]E?\d{2})?)\]%s$" % (r_show, r_ending),