Released in the early 2000s, "Why Not" was featured in the soundtrack for Disney's The Lizzie McGuire Movie, in which Duff ...

Ariana Grande did an impromptu cover of Hilary Duff's song 'Why Not' on Instagram, and got the Disney icon's approval!

Ariana Grande recently performed a rendition of Hilary Duff’s 2003 single Why Not in a promotional clip for her brand, r.e.m.