any chance of me to be a singer?

i really want to be a singer .. but it seems impossible to me... i
need need of y'all out there!!!
the very time when i sung

http://www.youtube.com/watch?v=B31YokxBOTs

please don't laugh watching this vid
after this i worked a lil more on my voice..
then i came up with this

http://www.youtube.com/watch?v=Sf8TsC8HNiw

i am really scared... and do tell me how cani get it more improved..
and any suggestions for online vocal lessons...
thanks in advance