Groundhog will host its traditional fireworks extravaganza on Saturday. Ralph Dinosaur will perform from 6 to 11 p.m. There will also be a tomahawk throw starting at 10 a.m., Navajo tacos, fry bread and pyro magic with Keenan Ertel, who is also responsible for the Cortez fireworks. Groundhog fireworks will start at dusk.