Here you have it folks! The 5th Stuff Pack for the Sims 3 series! BTGames has a listing of future and upcoming titles, and the next stuff pack has been jotted as “The Sims 3 Master Suite Stuff Pack” with a release date of February 2012. Sounds about right for the next pack!
Special thanks to Martys15 (aka: Abnest) for the find and email!