KJAZZ

 is a limited-time premium building that was released on September 23, 2020, as part of the All This Jazz 2020 Event. Upon completion, Skinny Palmer is unlocked.

About
 is a radio station in Springfield. It has 152 listeners. Lisa Simpson gave the station Bleeding Gums Murphy's Sax on the Beach Album so that it could play his music in memory of Murphy after his death.

Regular
Lisa Marbles Le Marquez
 * Host a Radio Show No One Listens To - 6h
 * Do a Moleman in the Morning Guest Spot - 8h

Event Quest Based
Lisa Skinny Palmer
 * Promote the Benefit Concert on KJAZZ - 2h
 * Improvise Scat on KJAZZ - 2h

Trivia

 * Only one can be obtained.
 * It can be placed on grass, pavement, dirt, krustyland road, boardwalk, pier, edge of boardwalk, or edge of pier.