You know what the say, there’s a new YouTube star born each and everyday. However, not all of them are talented enough to sing cover songs. Continue reading to see five amazing undiscovered stars / groups — inspired by Mashable.

1. Mariah Carey / Boyz II Men One Sweet Day – Ahmir and Lisa Lavie

2. Lady GaGa Telephone – Pomplamoose

3. Moonlight Sonata – Kurt Hugo Schneider

4. Owl City Fireflies – Sam Tsui

5. Jason Mraz I’m Yours – Unnamed Ukulele Player