US singer and former Velvet Underground frontman Lou Reed has died at the age of 71.
Known for tracks including Perfect Day and Walk on the Wild Side, Reed was considered one of the most influential singers and songwriters in rock.
The Velvet Underground became renowned for their fusion of art and music and for collaborating with Andy Warhol.
According to the Associated Press news agency, Reed's literary agent said he died of a "liver-related ailment".
Andrew Wylie said the musician died at his home in Long Island, New York, on Sunday morning and had not been well "for a few months".
Will be missed by many.