Self-gratifier
(noun) One who routinely "likes" their own Facebook comments, posts and photos and, more times than not, is usually the first if not the only one to do so.
(verb) self-gratify: The process of "liking" your own Facebook comments, posts and pictures.
(verb) self-gratify: The process of "liking" your own Facebook comments, posts and pictures.
Matt is a classic "self-gratifier." He always feels the need to immediately "like" his own Facebook comments as he knows its probably the only way he can get others to pay attention to what he has to say.