To completely uninstall My DJ Cloud from your Mac, follow the steps below. Your music will not be deleted.
"Force quit" My DJ Cloud from Activity Monitor.
Go to your Applications folder and move My DJ Cloud to the trash.
Navigate to Application Support in Finder, and move the My DJ Cloud folder to the trash.
Finally, navigate to your LaunchAgents folder, and delete the two "cloud.mydj" files.
Reboot your Mac.
If you're having trouble finding your Application Support or LaunchAgents folder:
open finder
Click 'Go'
Click 'Computer'
Open 'Macintosh HD'
Open 'Library'
The Application Support folder and LaunchAgents folders should be there.