A fun family event celebrating the holiday season. Check out our three day schedule of events and create your Jolly Jingle plan of action! Visit janesvillejollyjingle.com Janesville’s Jolly Jingle is a fun family-friendly event celebrating the holiday season. Downtown area businesses and organizations have come together to provide a fun and festive environment. WADR 103.5 FM will be a part of this years festivities. We appreciate their support and collaboration.