Ed Sheeran, Marvin Gaye and Eve have all already appeared in the show's return
Gadson, known for his work on classic records by Marvin Gaye, Bill Withers, Diana Ross and countless others, died this week aged 86
The decade-long battle included two separate plagiarism trials
"I can't surrender myself to a place that I don't understand"
The son of the Motown legend is accused of "dangerous" and "extreme" behaviour, including threatening the life of a woman
"This ruling is consistent with the jury’s rejection of any claim of infringement in the Griffin case, finding that Ed and Amy independently created ‘Thinking Out Loud'"
In total, 66 demos were found alongside an archive of costumes and notebooks
US singer-songwriter with a soft spot for Tony Bennett
The appeal withdrawal prohibits Ed Townsend's estate from refiling the case at a later date
“I find it really insulting to devote my whole life to being a performer and a songwriter and have someone diminish it”