Eminem's chart rivals The Courteeners believe the rapper "crossed a line" by referencing the Manchester bomb attack in the lyrics to his new track.
Marshall Mathers was criticised by many last week, including Manchester Mayor Andy Burnham, for the "unnecessarily hurtful" verse on Unaccommodating.
The Manchester band were leading the Detroit rapper in the official midweek album charts released on Monday.
Singer Liam Fray says he "feels sorry" for him for employing "shock" tactics.
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