This 2012 Stuff Pack for The Sims 3 requires the base game to function, focusing entirely on cosmetic enhancement through themed content. Players integrate vibrant, Katy Perry-inspired décor, furniture (like banana split sofas), fashions, and hairstyles into their existing Sims lives. The pack adds three new, fully decorated community venues—a park, pool, and hangout—and includes a Simlish version of a Katy Perry hit, offering substantial visual customization without altering core simulation mechanics.