This is a simple 11 steps so follow what i say and it will work out!
You need 3 people with 2 pads for this to work

Step 1. Two of you search for a Demolition match

Step 2. Back out when the game starts

Step 3. Have one of your Friends invite you to a *PLAYER MATCH*

Step 4. Go to your playercard, CLICK ON IT, Have your friend Switch the lobby to Combat Training.

STAY AT PLAYERCARD UNTIL TOLD TO LEAVE IT

Step 5. Have friend put map to Nuketown - Team Deathmatch

Step 6. Have friend back out of lobby and on your screen you will get a message hit A and leave playercard

Step 7. After friend has backed out have him and your other friend sign in their guests, Invite friends to lobby

Step 8. Then you back out and sign in your guest account then have your friends invite you back and then you will follow my next few instructions and your good

Step 9. Switch lobby to Wager Match

Step 10. Hit find match and quickly switch lobby back to player match

Step 11. You will have to get through 1 game Team Deathmatch then you will get Demolition and it will be a closed lobby.

Have fun. vid will be up soon