Car making weird noise

[vtach]

Hey people this noise has been bothering me for a while does anyone know what it is ? here's a video of it http://www.youtube.com/watch?v=7aOXLtJIx00&feature=youtu.be

[infurNOS]

the bird whistle?

try and take video with hood up and over the engine, try and source where the noise is coming from

[vtach]

haha i'll take a better video but i think it's coming from alternator