September 11, 2012 No Comments FREE Tilapia Fish Taco at Rubio’s RSVP to join the Rubio’s Beach Club to get emails, coupons and a FREE Taco! The FREE Taco event seems to be taking place on September 12-13 at most locations. FREE Tilapia Fish Taco at Rubio’s -EXPIRED Facebook Twitter Add Comment Notify me of follow-up comments by email. Notify me of new posts by email.