The Sour Tour was a concert tour by American singer-songwriter and actress Olivia Rodrigo in support of her debut studio album, Sour. It began on April 5, 2022, in Portland, Oregon, with shows across North America and Europe. It concluded in London on July 7, comprising 49 shows. Gracie Abrams, Holly Humberstone, Chappell Roan, and Baby Queen served as opening acts. From Wikipedia
