LONDON — Thousands of ABBA fans sang “Can you hear the drums, Fernando?” in unison, their voices reverberating throughout the hexagonal arena. But I couldn’t hear the drums. What I heard was the ABBA ...

ABBA's "Fernando" climbs 10 spaces on Billboard's Dance Digital Song Sales chart, surging to No. 3. That now stands as the band's loftiest placement on the list. The Swedish pop group ABBA. From left ...