As a diwali special Facebook introduced a way to send stickers as a comments.
Usually we add comments to our friends, relatives photo or a status. We can add Photos or textual comments to it. Facebook introduced a way to send stickers also as a comments.
To send stickers as a comments,just click the comment box and then move your cursor to the right side corner,you can see smiley and click on it. Now you can see your stickers in it. Select any and send it.
You can add stickers to your messenger or comment box by clicking plus sign. It will display you there stickers,select it and add to yours facebook account. Facebook also let their user to update their contents even when they are in offline..