Northumbria Police have released this photo of missing 92-year-old man Thomas Diggle, who has been missing from his home in Corbridge, Northumberland, since 9:30pm on Thursday.
He is white, 5 feet 9 inches tall, with thin grey hair and walks with a stoop. He was wearing a flat cap, dark coloured long wool coat and a walking stick.
Police said Mr Diggle cannot walk far and officers are concerned about his welfare in the bad weather.
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The band played a hit-packed set including Everyday I Love You Less and Less, Ruby and I Predict a Riot.
The police force say events taking place over the bank holiday weekend will still see an increased police presence.
Stockton Stages takes place from Thursday, July 20 to Saturday, July 22 in Stockton town centre.