(adsbygoogle = window.adsbygoogle || []).push({}); *Go to zombies custom games
*Select Town or Farm
*Sign in a second controller as guest
*Change Starting Round to 20
*Click on "MAP"
*Keep pressing B (or circle on ps3) until you get a "Leave Lobby?" Message
*Click yes using your second controller
*Wait 10 sec
*Public Match will start in round 20 + Registers to leaderboards
HAVE FUN

doesnt work for me.. could you pls explain it for dummies

Nice find, keep it up.