Step 1 : Go to the Youtube Video URL That You Want To Save.
Step 2 : Suppose Your Link is

"http://youtube.com/watch?v=GA-5_od-R_A&feature=youtu.be"

Just add "ss" Before "Youtube"
"http://www.ssyoutube.com/watch?v=GA-5_od-R_A&feature=youtu.be"

And that's it....

If you have any dobut regarding this,

Please Commet and Ask it...

And Enjoy Downloading Youtube Videos......