Roblox Join Button Glitch

<button class="profile-join-game btn-primary-md">
                                    Join Game
                                </button>

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1. Go to the person's profile you want to join.
2. Right click either the "Message" button or "Friend" button. (If the button is grayed out, you can't right click.)
3. Click Inspect Element.
4. Find the line that's highlighted. (It starts with: <li class"btn-)
5. Right click the line and click edit with HTML.
6. Delete the code and copy and paste the pastebin above.
7. Ta-da! (Watch out, might be patched soon.)