Concerts in the Park The Greiner Jazz Trio performs the music of jazz’s most well known artists, as well as original compositions reflecting the “classic jazz” sound. The music of jazz giants, such as John Coltrane, Duke Ellington, Thelonious Monk and Miles Davis are heavily featured. Combined with the classics of Jerome Kern, Cole Porter and others, you will find that John and his group have the ability to entertain the most diverse listener. Free Concert in the Park. Bring your chair, picnic and enjoy a relaxing evening of good music! Popcorn, soda, water, and cider available for purchase. Rain location: Three Lakes High School auditorium.