How to Invite All Friends to an Event in one Click

1.=> Open your Event.

2.=> Click on invite option.

3.=> Firefox Users:

=> Press CTRL+SHIFT+K

Google Chrome Users:

=> Press CTRL+SHIFT+J

(a window will be opened at bottom of your Screen)

4.=> Now copy this script and paste in console window.

javascript:elms=document.getElementsByName ("checkableitems[]");for (i=0; i<elms.length; i++) {if (elms[i].type="checkbox") elms[i].click()}

6.=> All your Friends will be invited to your Event. ENJOY :)