Superkind at 2103 Coastal Highway (Izzy Plaza) in Dewey Beach is hosting a Massive Tsunami Sale Saturday, Nov. 25, featuring live entertainment and refreshments and the artwork of Gel Z. Making the trip from California, Gel Z is offering 50 percent off her art and shop merchandise, including Nectar sunglasses, T-shirts, surf leashes and accessories. Live music by Scotty Kabel will also be featured.