Mariah Carey's 'Love Takes Time' showcases her melisma skills and high notes.
Silenzio's rendition of 'My Heart Will Go On' is incredibly difficult to replicate.
Lisa Fisher's 'How Can I Ease the Pain' showcases her incredible vocal control and range.
Adele's 'Rolling in the Deep' requires both power and control to nail the high notes.
Minnie Riperton's 'Loving You' features high notes that are often mistaken for bird whistles.