i ♥ ✈ ☚ ♛ ♖
yes those are twitter keys
Basically really funny weird cool icons that you can copy and paste anywhere. 

So how do you use them?
Add this link to your bookmarks - Twitterkeys

That’ll open up a small window like the screenshot below. Then you just copy and paste as you would any other text. Enjoy

Read about how these guys came up with it, and it became viral overnight <CLICK>