Black Ops 2 players will be getting a dose of Double XP this coming weekend in preparation for the launch of Treyarch’s third DLC, Vengeance.
Look for it this Friday, June 28 at 10am PDT until Monday, July 1 at 10am PDT on all platforms.
Black Ops 2: Vengeance drops July 2 on the Xbox 360 first with four new multiplayer maps, a new zombies experience and a brand new zombies weapons.
Source Article from http://mp1st.com/2013/06/25/black-ops-2-double-xp-is-coming-this-weekend/