Do you need to install The Sims to play sims 2?
No. Sims 2 is exactly the same as Sims except Sims 2 is newer, more powerful, has better graphics and whole new stuff. The same goes with Sims 3, which is the newest possible Sims, which is also very different from the Sims and the Sims2. But, if you want to install:-Sims 2 Nightlife-Sims 2 Seasons-Sims 2 Bon Voyage-Sims 2 University-Sims 2 Open for Business-Sims 2 Apartments-Sims 2 Pet Stories-Sims 2 FreetimeOr:-Sims 2 Holiday Stuff-Sims 2 Family Fun Stuff-Sims 2 Glamour Life-Sims 2 Teen Style Stuff-Sims 2 Happy Holidays Stuff (it's different from Sims 2 Holiday Stuff)-Sims 2 H&M Stuff-Sims 2 Celebration! Stuff-Sims 2 Kitchen & Bath Interior Design Stuff-Sims 2 IKEA Home Stuff-Sims 2 Mansion a & Garden StuffIf you want to install them, then you need the Sims 2 Game, or the Sims 2 Double Deluxe NOTE: The Sims 2 Double Deluxe already has Sims 2 Nightlife and the Sims 2 Celebration! Stuff.