Singer Paolo Nutini was seen behind the wheel of a Mini after ordering vodka in a bar, a court has heard.
Witness Colin May said he saw Nutini and a friend ordering rounds in DeBeers bar in Paisley, Renfrewshire.
He reported the singer to police after spotting him driving a car shortly after leaving the pub on February 21 this year, Paisley Sheriff Court heard.
Nutini, 30, is on trial accused of driving on various streets in Paisley while more than twice the legal limit on February 21.
It is alleged he drove with 48 microgrammes of alcohol in 100 millilitres of breath, exceeding the limit of 22 microgrammes in 100 millilitres of breath.
The New Shoes singer denies the charge.
His defence agent Massimo Franchi said his defence is “post-incident drinking”.
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