Deleting your Twoo account if you have used Facebook to join

First delete your Twoo account

If you joined Twoo.com using the third-party login Facebook, you likely need to revoke all access from Twoo.com.

1. Log in to Facebook
2. Go to http://www.facebook.com/settings?tab=applications
3. In the first column ("Apps you use") look for something that matches Twoo.com.
4. Click the cross on the right of the row.
5. Click "Remove" to confirm.

Data as from http://www.accountkiller.com/en/delete-twoo-com-account