Funny Voice 

Funny Voice changes the pitch of your voice. Higher pitch will let you sound like a smurf, less pitch will give you a deep voice. All you need is a microphone. The program is completely free! Great for your next karaoke party!
micro microphone voice warp funny pitch distort tone sound sound card noise speak speech

MMHotkeys 

One touch control of windows sound mixer and video display modes with one-touch program launching. MM hotkey provides instant control of the windows play control (mixer) and display settings through user defined hotkeys.
hotkey hotkeys multimedia mixer display shortcut quicklaunch key combination sndvol32