The Prime Minister is in Dumfries and Galloway today as part of a Scotland wide visit.
David Cameron is expected to meet local school children and discuss the implications of young voters in this year's independence referendum.
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The demonstrator, who is thought to be from Ambleside, appeared to be mimicking Prime Minister Boris Johnson wearing a blonde wig and suit.
The 77-year-old was airlifted to hospital after being hit by a car in the town centre. She died early Friday morning.
Scott Thomas Hanson, 35, was approached inside a Cockermouth church out of concern by the 92-year-old worshipper last August.