Sonu Nigam washed veteran singer Asha Bhosle's feet during a book launch event as a mark of respect. In a video shared by ANI on X, Sonu sat near Asha's feet, kissed them, and washed them. Sonu Nigam's touched and washed Asha Bhonsle's feet. Sonu also delivered a speech, praising Asha and her late sister Lata Mangeshkar for their contributions …