Show in which youthful digital avatars of the group perform on stage has sold more than 1.3m tickets
On stage, digital technology gave the 3,000-strong audience at the Abba arena in east London perfectly recreated youthful versions of Agnetha, Benny, Björn and Anni-Frid.
At the rear of the purpose-built auditorium, three of the legendary group, now in their 70s, appeared in real life, waving like the pop royalty they are. The crowd was in ecstatic meltdown.
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