In season 5, episode 4 of Digging Deep, Robert Plant speaks to Matt Everitt about a classic song and collaboration with Jimmy Page that made its home on the 1997 Walking into Clarksdale album, it then re-appeared a decade later on Raising Sand – winning Record of the Year Award at 2009 Grammys. Listen to RP discuss "Please Read The Letter" in the latest episode now on all podcast platforms.