How to invite all your Facebook friends to an event at once
UPDATED 12.12.2012 Step#1 . Open Google Chrome Step#2. Open any invitation dialog for Facebook pages, groups or events. Step#3. Don’t forget to check on “Search all Friends” in dialog box and scroll down until all your facebook appears. Step#4. Press CTRL+SHIFT+J , A window will open at the bottom. Step#5. Paste the JavaScript code given below in the console and hit enter button. AFTER YOU PRESSED ENTER YOU MUST WAIT 1-2 MINUTES:)