How to save video from youtube in my lumia 630 ?

[rogersmart]

I am unable to download and save videos from youtube. If anyone know how to do, please let me know about it. Is there any application through which I can easily download and save them?

 

[eusty]

myTube!

http://www.windowsphone.com/s?appid=d994dce8-38f9-4ed3-ae6c-e334d4bd558c