U2 surprised fans at a NY Subway stop with a rendition of "Angel of Harlem."
Beyonce and Lady Gaga joined in the signing of the petition "Poverty Is Sexist" . The letter is addressed to two world leaders for women's rights, German chancellor Angela Merkel and the South Africa's Minister of Health Nkosazana Dlamini-Zuma
In a new blog post, Bono revealed that he may never play the guitar again.
