Surf on down to Grumpy’s Big Kahuna Bash 4 at Grumpy’s Bar & Grill in Roseville! Interested in tiki vendors? Surf music? Polynesian food? Vintage cars? A scooter rally? An art show themed around the Trashmen’s classic musical masterpiece Surfin’ Bird? Well, you can find all this and more at the event known as ‘the Midwest’s biggest one day tiki/surf event.’ To top off the experience, Grumpy’s boasts a lengthy menu of both on-tap and bottled craft and domestic beers, as well as their typical food menu featuring sandwiches, burgers, pizza and more.