Smashburger 4/20 Munchies deal: Get 4 burgers for $20
This April, Smashburger has a special offer for all customers: For a limited time, visit their official website or download the app to your mobile device and get 4 burgers for only $20! All you have to do is enter the promo code 420 at the time of checkout. Offer will be valid through Wednesday 20th, 2022. Terms and conditions may apply.