Bernie Marsden comes in to play some Whitesnake classics and new blues numbers live.
Bob features new releases and reissues, plus anniversary music from the Rock Date Diary.
Dorset-based husband-and-wife harmony driven alt-pop duo the Gravity Drive play live.
Mick Houghton discusses I've Always Kept a Unicorn: The Biography of Sandy Denny.
Bob presents a session from Mississippi Delta singer-songwriter Bronwynne Brent.