I'm happy! RT @DavidVonderhaar: No, you can't have Nuketown 24/7. Yet. Yes, you can have the TDM only Mercanary and a revised Merc Moshpit.
The 7 days is only for Xbox. PS3 will have it very soon.
"The PS3 can have it as soon as it clears internal testing. Within a day or two."