PPas

Deluge
sudo add-apt-repository ppa:deluge-team/ppa
sudo apt-get update
sudo apt-get install deluge

HandBrake
sudo add-apt-repository ppa:stebbins/handbrake-releases
sudo apt-get update
sudo apt-get install handbrak-gtk

Ubuntu Tweak
sudo add-apt-repository ppa:tualatrix/ppa
sudo apt-get update
sudo apt-get install ubuntu-tweak

Screenlets
sudo add-apt-repository ppa:screenlets/ppa
sudo apt-get update
sudo apt-get install screenlets

Conky Google Calendar
sudo add-apt-repository ppa:conky-companions/ppa
sudo apt-get update && sudo apt-get install conkygooglecalendar