[8] At the 2021 Scottish Parliament election, Lumsden was selected as a list MSP to represent North East Scotland.

[9] Lumsden remained a councillor and continued to draw both salaries after his election to Holyrood in order to avoid the expense of a by-election.

[11] On Saturday, 8 February 2025, John Boothman, political correspondent for The Sunday Times, reported that Lumsden had submitted nearly 1,000 written questions to the Scottish government in the month of January 2025 alone.

[12] It was speculated that AI was used to generate the questions including ones on flagpoles, lightbulbs, deckchairs, jars of honey in the gift shop, and the cost of electric hand dryers.

His holding the rotten government to account included queries about the number of salt and pepper sachets at Holyrood and how it is verified that the beeswax used for the Great Seal of Scotland comes from the parliament's bees.