Information for Supergrass - I Should Coco 30th Anniversary Tour at The Amphitheatre, Bristol (Concert). Supergrass produce infectious pop with such exuberance that their live shows are a magnificent party. In the best tradition of The Small Faces, The Kinks or The Jam, Supergrass combine the power of the song with the unhinged spontaneity of rock and roll performance. Performing the album in full plus additional hits.