Clan Vv3 is a hacking group that started in 2006. They specialize in hijacking celebrity twitter accounts and flooding them with "racist and hateful"messages.
Most of their attacks are conducted from ClanVv3.com
Person 1: Did you see what happened to Whitney Cummings twitter account?
Person 2: Yea, I heard it got hacked by Clan Vv3
Person 1: Fucking racists...