‘The Masked Singer’ dream cast: Who would Billie Eilish and Taylor Swift portray?

You might think that vocal royalty like Beyoncé, Taylor Swift, Billie Eilish and Ariana Grande may be too busy ruling the music world to appear on “The Masked Singer,” but fans can dream, can’t they? Let’s assume these magical divas had the time, desire and gusto to do it. Which characters or food would be best for them to portray and how can this relate to their films, TV shows or books?