Who is the lead vocalist for indie rock band Florence + The Machine?

Florence Welch

How many plagues did God send upon Egypt? Which seasonal British alcoholic beverage is made with heated cider and spices? What mutant superhero was transformed into Dark Phoenix after absorbing cosmic forces? How many ghosts visit Ebenezer Scrooge in 'A Christmas Carol'? What term describes a number divisible only by 1 and itself?