Sinead O'Connor

Thousands of fans gathered in the streets to pay tribute to the late singer.

She vowed to never record another one of his songs, but decades later she relented.

Both artists tore through "Mandinka" at Fuji Rock Festival.

The acclaimed Irish acts collaborated several times over the years.

"You praise her now ONLY because it is too late. You hadn’t the guts to support her when she was alive and she was looking for you."

Fellow musicians and entertainers honor the late Irish singer.

Irish singer's action sparked immediate outrage.

Irish singer had struggled with mental health issues throughout her career.