Disclaimer: This might not be legal in all countries. Check you local copyright laws.
Downloading videos and soundtracks from videosite can be accomplished with the program youtube-dl.
For highest video resolution, type this command from terminal or windows command prompt:
youtube-dl -f bestvideo+bestaudio [videolink]
debian based distro:
sudo apt-get install
Arch based distro:
sudo pacman -S youtube-dl
Youtube-dl is based on Python min. 2.6 or above. Python can be downloaded from you distros repo or from official site:
After installing python download and install youtube-dl from: