The Three Degrees & The Sound Of Philadelphia The Three Degrees The Three Degrees Philadelphia Sounds The Three Degrees & Philadelphia Sounds The Three Degrees The Three Degrees The Sounds Of Philadelphia The Three Degrees TSOP (The Sound of Philadelphia) (Official Audio. Experience the soulful sounds of The Three Degrees with "The Three Degrees & Philadelphia Sounds," a vibrant collection released in Japan in 1975. This album features iconic tracks like "TSOP (The Sound of Philadelphia)" and "Love Train," showcasing the group's harmonious vocals and the rich production of Philadelphia soul. Presented in a striking gold disc format, this vinyl record is a must have for collectors and fans of funk, soul, and disco.