Steps to Add all your Facebook friends in a group.
- First Login to Facebook and go to the group where you want to add your all friends.
- Bookmark this LINK. (Drag it to Bookmark Bar To Bookmark it).
- to show your bookmark bar in every pages go to new tab, right click on bookmark bar and select or mark show bookmark bar.
- Go to the group where your friends are to be added.
- Now click on the link you just have bookmarked.
- Now just wait and see your all friends are being added in that group.