G.H. Hat’s “Piano Jams 2” Enjoys Its 12th Week on Billboard’s Classical Crossover AlbumsThis week G.H. Hat’s “Piano Jams 2” hit #15 on Billboard’s Classical Crossover Albums. This is the twelfth week “Piano Jams 2” has spent on the chart. You can listen to the album on Spotify, Apple Music, YouTube, and most other places music is streamed or sold.