Special admission price: Get in at Six Flags for $7.11 after 7:11 PM by producing a receipt from a 7-Eleven store dated 7/11/12. You will also get a VIP bracelet that lets you stay late after closing to ride roller coasters. This event is July 11 only. Six Flags' site mentions getting the VIP bracelet after making a Slurpee purchase at "select in-park locations" after 7:11 PM.
Cinemarks in select locations to give free Slurpees: Watch a movie at a Cinemark in Dallas, Houston, Salt Lake City, or Portland and you can get a free 7.11 oz Slurpee from 7 PM to 11 PM on July 11.
Cinemark will give away 7.11-ounce Slurpee drinks at its participating theaters in Dallas, Houston, Salt Lake City and Portland from 7 to 11 p.m. this day.
Read the Press Release from 7-Eleven outlining events above.