Jam Bands Are Musical Groups Whose Albums And Live Performances Relate To A Fan Culture That Originated With The 1960s Group Grateful Dead And Continued In The 1990s With Phish And Similar Bands. The Performances Of These Bands Often Feature Extended Musical Improvisation "jams" Over Rhythmic Grooves And Chord Patterns And Long Sets Of Music That Cross Genre Boundaries. While The Seminal Group Grateful Dead Were Originally Categorized As Psychedelic Rock By The 1990s The Term "jam Band" Was Used For Groups Playing A Variety Of Genres Including Those Outside Of Rock Such As Funk Progressive Bluegrass And Jazz Fusion. The Term Is Also Used For Some Groups Playing Blues Country Music Folk Music World Music And Electronica. Jam-Bands Every artist, every band, and every song you can imagine, from the newest to the oldest, are easily accessible through Frogtoon Music. Get ready to indulge yourself and allow the music to enrich your soul, ignite your passion, awaken your emotions, and bring back some beautiful memories. The following is a directory of top artists and bands from Jam Bands: As you visit their pages, you will be presented with a list of popular videos, top tracks, recommended mixes, and music from all the albums they released. In addition, within each page, you can access and discover music from similar artists and bands.