As if you needed a reason to go back to the movies and see a John Woo classic on the big screen... Tickets are on sale for a spell of limited theatrical 4K re-releases for three of the director's greatest hits: Hard Boiled, A Better Tomorrow, and The Killer. Shout! Studios is ramping up the campaign via their Hong Kong Cinema Classics initiative, in association with GKids Films with a listing of up to 800 theater locations across the U.S., as revealed by…