Line of Duty fans appear to be taking fashion advice from DS Steve Arnott as Google searches for waistcoats jumped by almost a quarter after the latest series began airing.
The hit show, now in its sixth series, has received record ratings as viewers tune in to see who will be unveiled as the criminal mastermind known as 'H'.
DS Arnott, played by Scottish actor Martin Compston, has been a key character since the show about the AC-12 anti-corruption unit began.
Arnott is known for his sharp dress sense, particularly his trademark waistcoats.
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According to new analysis from e-commerce software company Salesfire, Google searches for 'waistcoat' saw a 22% rise from February to March, when the latest series returned to our screens.
Rich Himsworth, CEO of Salesfire, said: "Line of Duty is the nation’s favourite TV show right now, and now we’re heading back to see people, we have an excuse to get dressed up.
"We’re seeing an uptake in searches for more formal outfits like waistcoats, along with an overall increase in menswear."
The final episode of Line of Duty will be shown this weekend.
