Bonne Finken Bonne Finken is an alternative pop/rock songwriter, producer, vocalist, composer and live performer. Performing hundreds of shows around the U.S., from rock clubs to festivals, Bonne has supported artists such as KT Tunstall, Blue October, and musical icons Joan Jett and Lisa Marie Presley. Melding pop music with electronic rock and chamber compositions, Bonne’s music continues to push the boundaries of original rock/pop music. Her songs have charted as high as #1 on college radio stations and her single “Step Back Baby’ broke Iowa’s glass ceiling by being the first independently released song to break into Des Moines’ commercial Top 40 radio All concerts are scheduled from 6:00 to 9:00 p.m. and will be held live and in person in the outdoor Koehn Garden. Music in the Garden attendees are encouraged to bring their own folding, outdoor seating or picnic blankets. Trellis Café will be serving grilled items on the Koehn Garden area for guests to purchase. Capacity is limited to ensure our guests are able to remain socially distanced, tickets are sold at the door and are first come, first served.