LUBBOCK, Texas—On The Border Mexican Grill & Cantina turns 40 on Thursday, October 27 and they are ready to celebrate with you. They will offer drink specials: $3 margaritas, $3 draft beer, $.40 queso cups and more. They will have a live DJ on the patio to help witH the celebration. On The Border is located at 6709 Slide Rd.