Whether you love it or hate it, Whitney Houston's hit "I Will Always Love You, " with its elongated "iiieeee-eyes" and "ooooeeeooos, " is a prime example.

NPR: How 'American Idol' Uses (and Abuses) Melisma

The singer has plumped for a cover of Whitney Houston's power ballad I Will Always Love You, itself a rendition of a Dolly Parton penned track.

BBC: Syrupy debut for Pop Idol's Rik

In 1997, Whitney Houston produced a TV version starring Brandy as Cinderella in which "Falling In Love With Love" (lyrics by Lorenz Hart) was inexplicably added.

WSJ: Cinderella: That Flexible Fairy Tale