Las Iguanas offers free fajitas on Aug 18 to app members who buy a drink.

Las Iguanas is offering free chicken or vegetable fajitas on August 18 to celebrate National Fajita Day. The offer is for My Iguanas app members who must download or open the app, show their perk to their server, and purchase any drink. The promotion is available all day for dine-in guests at tables of up to six people and can be combined with 2-for-£13 cocktails.