Perry became the first female artist to sell over 3 million digital downloads each for her first two singles.
In the 2010 edition of Guinness World Records, Katy Perry was recognized as the first female artist to sell over three million digital downloads for each of her first two singles, "I Kissed a Girl" and "Hot n Cold." While the exact day of this record's certification is not documented in available sources, its inclusion in the 2010 annual edition situates it firmly within that year.
This achievement highlighted the seismic shift in the music industry from physical sales to digital downloads, occurring in the wake of iTunes' rise to dominance as a music retailer. Perry's ability to translate her early singles into massive digital sales numbers demonstrated both the commercial power of her music and the changing consumption habits of listeners in the late 2000s.
Being recognized as a Guinness World Record holder gave Perry's early achievements a level of institutional validation beyond typical music industry accolades, placing her within a broader historical record of measurable superlatives. It set a precedent for tracking her career through the lens of statistical firsts, a pattern that would recur throughout her career as she continued breaking digital sales and streaming records.
This record remains a touchstone reference point in analyses of the early digital music era and women's commercial dominance within it.