Order of (Re-) Installation

The Game Expansion Packs and Stuff Packs

The Sims 3
The Sims 3: World Adventures
The Sims 3: High-End Loft Stuff = Design and High-Tech Stuff (Europe)
The Sims 3: Ambitions
The Sims 3: Fast Lane Stuff
The Sims 3: Late Night
The Sims 3: Outdoor Living Stuff
The Sims 3: Generations (May 31, 2011)
The Sims 3: Town Life Stuff
The Sims 3: Pets
The Sims 3: Master Suite
The Sims 3: Showtime
The Sims 3: Katy Perry's Sweet Treats Stuff
The Sims 3: Diesel Stuff
The Sims 3: Supernatural
The Sims 3: Seasons
The Sims 3: 70's, 80's & 90's Stuff
The Sims 3: University Life
The Sims 3: Island Paradise
The Sims 3: Movie Stuff
The Sims 3: Into the Future
The Sims 3: Roaring Heights

 

Use the EA SuperPatcher to ensure all are patched up to 1.67.

If you patch past this, be aware that the game will insist on using Origin, and the Launcher. Any FPS limiter you have will likely not work.

As far as I can find out, the 1.69 patch ONLY adds the Origin interface.