album_presenter.description.discover album_name=Head On, artist_name=Bobby Hutcherson, records_count=2, countries_count=1, countries=US, media=LP, year_range=1971album_presenter.description.releases album_name=Head On, artist_name=Bobby Hutcherson, records_count=2, countries_count=1, countries=US, media=LP, year_range=1971album_presenter.description.countries album_name=Head On, artist_name=Bobby Hutcherson, records_count=2, countries_count=1, countries=US, media=LP, year_range=1971album_presenter.description.media album_name=Head On, artist_name=Bobby Hutcherson, records_count=2, countries_count=1, countries=US, media=LP, year_range=1971