King Biscuit Flower Hour Presents in Concert is a live solo album by John Entwistle, Who was the bassist for English rock band The Who. In March 1975, John Entwistle embarked on a five-week tour of the United States, opening for Humble Pie. They recorded one of the shows for broadcast on the King Biscuit Flower Hour. Recorded live at the Spectrum in Philadelphia, the show included solo material, as well as classic Who tracks written by John Entwistle. The tour was in support of the Mad Dog album because sales were poor.