Yes it really is a thing and the day itself arrives on July 2.
Cue the glitterballs, spotlights, and dance moves as we pay homage to the day with these Sunderland dance scenes.
We’ve got moves from English Martyrs, fantastic times in Farringdon and big nights in Bentleys.
You dancing? We’re asking - for you to have a look at these Echo archive scenes.
1. Glowing on the dance floor
Boogie back in time with us for a set of disco dancing memories. | se
2. Scary at Castle View
Remembering the Castle View Halloween disco from 1979. It was frighteningly good. | se
3. Dancing back to 1988
The third annual Witherwack Youth Club disco dancing competition went down a storm in 1988. | se
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