How do i know if a movie tickets are sold out on yahoo answers?

well i want to watch the extended edition of never say never on sunday n i always go on yahoo.com/movies to see the showtimes and i need to know if its sold out or not. It says tickets online not available n i dont no if its sold out or not. its not showing up for fandango and i am talking about amc showplace naperville 16 for the 3:45 shwo on sunday feb 27 but its not on fandango. HELP PLZ!!!!!!!!!!!!!!!