I have 2 people already, I just need 2 more for 4-player co-op legendary to get the achievement. Add my gamer tag Twinbird24 and ill invite you to my game, or just post your gamer tag and ill invite you, thnx.
Gamertag: Love Slice I've done it several times on my old account, but I don't have it yet on my new one. I have a friend that can do it with us if you want. Message me over XBL or whatever.