"Inner Urge" is a landmark album by Joe Henderson, recorded in 1964 and released on Blue Note Records in 1965. It's a quartet performance featuring McCoy Tyner on piano, Bob Cranshaw on bass, and Elvin Jones on drums, showcasing Henderson's powerful tenor saxophone playing and his compositional skills. The album is renowned for its intensity, melodic invention, and the interplay between Henderson and Tyner, particularly on the title track and "Isotope"