How to stop Outlook 2007 from letting off a beep when a new email lands

This is possibly the single most annoying thing Microsoft have ever done!

Especially when you're listening to some really loud music with ear plugs in.

*BEEP*

"Mother F***er" !

So, how to get rid of it...

Check out this guys post on how to stop outlook 2007 beeping at you when you get a new email.