15:05Sounds of the 70s with Johnnie Walker The Sounds of PhiladelphiaBBC Radio 2 Duration: 1 hour, 56 minutes Sun 15th Feb 2015, 15:05 on BBC Radio 2Johnnie Walker hears 70s memories from Three Degrees singer Valerie Holiday. Show more GenresMusicClassic Pop & RockBrandSounds of the 70s with Johnnie Walker Source: BBC Online