Arlo Parks has spoken about the importance of self-care of her own mental health in a preview clip from tonight’s Channel 4 special The Whole Truth (October 9).The programme, which is hosted by Jordan Stephens and also features Kojey Radical and Che Lingo, will air tonight on Channel 4 and All4 at 11:05pm, and has been recorded to mark this weekend’s World Mental Health Day.The Whole Truth will see each artist perform one of their own songs (Parks will perform ‘Hurt’) before they join Stephens