‘American Idol’ Contestant Hollie Cavanagh Proves She Is All the Idol We Need
When you see 17-year-old 'American Idol' contestant Hollie Cavanagh, you would never imagine what happens when she opens her mouth and begins to sing. This little girl has one of the biggest voices in the competition, and she gave one of the most impressive performances of the night singing ‘All the Man I Need’ by Whitney Houston.