Premise: Lukas Nelson & Promise of the Real -- sometimes referred to as POTR -- is an American rock group based in California . Neil Young . His gritty guitar work , especially with Crazy Horse , earned him the nickname `` Godfather of Grunge '' and led to his 1995 album Mirror Ball with Pearl Jam . The Rock & Roll Hall of Fame inducted him twice : as a solo artist in 1995 and in 1997 as a member of Buffalo Springfield . Pearl Jam is an American rock band formed in Seattle , Washington , in 1990 .
Hypothesis: Neil Young worked with rock bands.
Label: ENTAILMENT