It's Free Slurpee Day for 7/11 at 7-Eleven in La Mesa, Mount Helix

La Mesa, CA — 7‑Eleven Day only comes once a year, and the convenience store celebrates its birthday by giving away its famous frosty drink for free at its nearly 60,000 stores nationwide, including in La Mesa.

Stop by your local 7-Eleven store between 11 a.m. to 7 p.m. Monday to snag your complimentary 12-ounce Slurpee. No purchase is required.

Find 7-Elevens in and around La Mesa and Mount Helix here.

7-Eleven’s signature Slurpee drink turns 50 this year, and the store is releasing a special flavor to celebrate. "Fanta Birthday Cake" is a combination of vanilla ice cream and birthday cake flavors. The limited edition offering joins wild cherry, Coca Cola and "Sour Patch Redberry."

For its 50th birthday, the chain also has a special gift for customers: Those who purchase seven Slurpees between July 12 and 18 will receive 11 free Slurpees through Aug. 31.

Photo Credit: 7-Eleven.