Happiest Hour is located in Dallas, United States on 2616 Olive St. Happiest Hour is rated 4.3 out of 5 in the category restaurant in United States. Happiest Hour: Dallas’ Largest Patio Bar and Lounge. If there is ever a time to get happy, it’s now. HARWOOD’s newest restaurant concept lives by the mantra of catering to happiness.Imagine your palate enjoying the sweet notes of a freshly pressed cocktail, finishing with crisp and delectable nourishments required to sustain the perfectly curated day at our over 12,000 square feet of indoor and outdoor bliss.Located at the corner of Olive Street and Harry Hines Boulevard, Happiest Hour is the destination for all things spirit-lifting and the go-to destination before and after a game or show at the American Airlines Center.Reservations are available Monday - Friday for Lunch service only. Due to the volume of our establishment we are on a first come first serve basis for all dining needs other than Lunch. For more information on our family of restaurants please visit our website at http://www.harwooddistrict.com/restaurants/.