HI… guys now i am going to tell a tip to wish your friends on their birthday automatically.
By using this tip you can make your friends happy by wishing them on the correct date without fail…
I am gonna use the app called birthdayfb.com
Open your web browser and hit the above link

click connect with facebook option and login into your fb account…

Then it will ask for a simple permission click allow option

After clicking allow it will shows the number of upcoming birthday of your friends as shown in the figure

Then click write messages

Then write your wishes on your friends text area as shown in the image

Then click save…
Then that’s it you are done.
Your Birthday wish will be posted automatically to your friends fb timeline..
have fun guys….