Possible Clues:

• Female name
• Singer whose three studio albums have numerical titles
• Singing star from London
• Big name in pop music
• Kavanagh's girl featured in Reade lecture
• Singer of ''Skyfall''
• Youngest to win six Grammys in one night
• '25' album maker
• "The Story of ___ H"
• Singer Adkins known by her first name