Alwin Michael Schronen again proves his great versatility as a (choral) composer with Reh-im-Park-Blues for men's choir or mixed a cappella choir. Using swing and blues elements, 'babbabbadada', 'daduahuhah' and other vocalises adding a jazz drive to the work, 'swinging shake eggs' ad libitum, and even a wine glass (or, as an alternative, a triangle), as well as stage directions like snapping the fingers, whispering, exhaling, inhaling, kissing, and 'asking for silence with the index finger', he...