From LedHed's Wiki
How to disable the ping drop down
Close iTunes
Run:
"%ProgramFiles%\iTunes\iTunes.exe" /setPrefInt hide-ping-dropdown 1
Then launch iTunes as you normally would. The ping drop down should now be removed.
Close iTunes
Run:
"%ProgramFiles%\iTunes\iTunes.exe" /setPrefInt hide-ping-dropdown 1
Then launch iTunes as you normally would. The ping drop down should now be removed.