Jake there is also the "Flounce Off" option. It takes some work but does work.
In your case it being only one post you want to "remove" then it can be done from your own keyboard.
Go to the original post and click the modify button.
Highlite all of what you don't want seen and right click delete will remove it from the page.
The SMF programing doesn't like blank pages so put an asterisk (*) on the page and hit the save button.Poof
... all gone.
OR you could "strike through" all of it and say something like "Oops Nevermind".
All in all though ML is correct we here are all human with all of the attendant foibles thereof.