Rönninge Show Chorus (RSC) is a world-class competitive female barbershop chorus led by Anna Alvring. With about 130 female members, spanning ages 23-83, we perform four-part harmony chorus music in concerts, competitions and at corporate events. Formed by founding director Britt-Heléne Bonnedahl 1983 in Rönninge, Sweden, RSC has been fostering and educating singers nationally and internationally ever since. Rönninge Show Chorus is 2014, 2017 and 2020 International Chorus Champions, Sweet Adelines International, with the highest international score in history.