Hey Crested Butte is a mobile entertainment and business directory app for “all things Crested Butte and the Gunnison Valley, Colorado”. It includes a robust searchable events tool, searchable categorized and mapped business listings and a host of “Best Of” articles on things to do and see in Crested Butte, Colorado and the entire Gunnison Valley in both summer and winter. Live music, community events, tours, guides, festivals, outdoor recreation, dining and lodging.our best guide for Crested Butte