4.

Sure.

bug when you haven't actually clicked play

also 

https://www.chess.com/clubs/forum/view/bug-reports-10

NOT HERE LOL

this isnt  a bug report i just think its funny

whats funny about it?

For arenas, or hosted (invite) games, the counter can go over 4, while the server or host decides which players to match up.

that was not an invite game nor arena, just a normal rated game