doxin@doxin-desktop ~ $ sudo apt-get install jockey-gtk
[sudo] password for lieuwe: 
Reading package lists... Done
Building dependency tree       
Reading state information... Done
jockey-gtk is already the newest version.
The following packages were automatically installed and are no longer required:
  libasprintf0c2:i386 libgomp1:i386
Use 'apt-get autoremove' to remove them.
0 upgraded, 0 newly installed, 0 to remove and 12 not upgraded.

doxin@doxin-desktop ~ $ jockey-gtk
The program 'jockey-gtk' is currently not installed. You can install it by typing:
sudo apt-get install jockey-gtk