JJO’s No Christmas Music Guarantee. If you hear anyone on JJO play Christmas music, text WTF to the number 608-321-0941 for your chance to score $200 to The Diamond Center plus a gift basket with tons of fun stuff! (Be listening close, because you KNOW Danger will play Christmas music!) JJO No Christmas Music Guarantee from The Diamond Center – Your jewelry superstore! Locations in Madison and Janesville