Mark Biddiss, who started a social media campaign to get Ding Dong The Witch Is Dead to number one in the charts, said buying the song was "a very cathartic experience for a lot of people who feel that for many years they haven't been listened to".
He was joined on ITV's Daybreak by former Conservative MP Jonathan Aitken who said the song, which is on course for a place in the top five in Sunday's Offical Chart, was a "pretty feeble form of protest".
More top news
Rohey Hydara said that she "condemns" her husband's actions, almost a week after he killed four people.
The supermarket chain agreed to pay the hefty sum following a false accounting scandal which saw it overestimate profits in 2014.
The female runner almost collapsed towards the end of a half-marathon - but still completed the race with a helping hand or two.