OperAcappella is an a cappella ensemble that combines pop a cappella with opera. All the members are classically trained singers, and the group's unique sound is defined by powerful voices and creative original arrangements. Rachel founded the group n 2014 with soprano Bethany Barber. Since then, the group has appeared in venues throughout Germany and Europe, including the Vocal Champs competition in Sendenhorst, Germany, the Moscow Spring A Cappella Festival, and the Irish International A Cappella Festival. In 2021, they will take part in the Solala A Cappella Festival in Solingen, Germany.