Possible Clues:

• One-named singer/model filmed by Andy Warhol
• The Velvet Underground singer
• Early one-named Velvet Underground vocalist
• Velvet Underground singer, for a time
• One-named singer who was a muse for Andy Warhol
• One-named singer with the 1960s Velvet Underground
• Wilhelmina's daughter in "Ugly Betty"
• Singer with The Velvet Underground in the '60s
• Unicorn in a 1998 movie
• One-named singer for the 1960s Velvet Underground