these lads are the kings of youtube
The Outs - they won an Oasis competition to do a song off Dig Out your Soul and won a trip to meet the band in Wembley! The long hair kid has a great voice
I'm not so sure I would call this one Amatuer or not, but I think it's great! And I've never heared anyone cover Numb before YouTube - Polaroid Kiss - Numb (U2 Cover)