2022 TRINITY VALLEY EXPOSITION Are you interested in singing the National Anthem at the 2022 Trinity Valley Exposition Fair and Rodeo? Trinity Valley Exposition is searching for 4 individual or small groups (four max) to sing the Nation Anthem October 19 – October 22. Each person or group selected will be given one of the four rodeo performance to be the stage opener. You will be provided with one free general admission ticket as well as parking credentials to gain access to the facility.