joule@markjoule:~$ sudo apt-get remove plymouth
[sudo] password for joule: 
Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following package was automatically installed and is no longer required:
  libplymouth4
Use 'sudo apt autoremove' to remove it.
The following packages will be REMOVED:
  lightdm mountall plymouth plymouth-label plymouth-theme-ubuntu-logo
  plymouth-theme-ubuntu-text ubuntu-desktop unity unity-greeter upstart
0 upgraded, 0 newly installed, 10 to remove and 0 not upgraded.
After this operation, 10.9 MB disk space will be freed.
Do you want to continue? [Y/n] n
Abort.