Sinead O'Connor

O'Connor and Bowie's former backup singer Ava Cherry both performed at a benefit concert in Chicago.

Following a series of troubling messages, Sinead O’Connor’s Facebook page has been taken down.

A look back at the breakthrough album by the Irish singer-songwriter which was released 25 years ago this month.

Sinead O'Connor has joined the growing list of musicians to criticize the promotional free release of U2's latest album, 'Songs of Innocence,' on iTunes.

In her latest single, Sinead O'Connor thinks twice about speaking her mind.

It was the Tear Heard Around the World -- and it may have pretty much destroyed Sinead O'Connor's career.

Sinead O’Connor has never shied away from controversy, nor has she feared speaking her mind in song, on television or via the Internet. These days, she’s in the news for her public feud with Miley Cyrus, a back-and-forth that ties in with her advocacy for mental health issues...

Despite having declared her war of words with Miley Cyrus over, Sinead O'Connor has penned a fourth open letter to the pop star, criticizing her for making light of mental illness and urging her to apologize for her actions. It's not a matter of settling a petty celebrity feud, O'Connor says, but rather helping afflicted young people seek the treatment they need.

Sinead O’Connor gained worldwide recognition back in 1990 with her cover of Prince’s ‘Nothing Compares 2 U.’ However, the Irish singer recently revealed that she can’t stand the ‘Purple Rain’ pop icon, claiming that they came to blows when they first met.

U2 frontman Bono and oft-controversial singer Sinead O'Connor did their part for charity this Christmas, performing outdoors in Dublin, Ireland, for last-minute shoppers on Christmas Eve, all for a good cause.