uTorrent Tetris
To find it: In uTorrent, go to the Help menu and choose "About uTorrent." Press the letter T.Purpose: A game of Tetris while you wait for your download to complete.
Picasa Teddy Bears
To find it: In Picasa, press Ctrl+Shift+Y.Purpose: For fun. Your photo library taken over by teddy bears! Keep hitting the key combo to add more bears.