Candlelight Queen vs. ABBA by Halla Quartet at Alexander Church. Tentative programme: Dancing Queen, SOS, Money Money Money, Voulez Vous (ABBA); Bohemian Rhapsody, I Want to Break Free, Killer Queen, Don't Stop Me Now, We Will Rock You, We Are the Champions (Queen); Waterloo, Super Trouper, Mamma Mia, Gimme Gimme Gimme (ABBA). Duration: 60 minutes. Age 8+.