If you guys think back to 2010, 4 main pop girls dominated that year. Lady Gaga was at her PEAK, Kesha ruled the Hot 100, and Rihanna and Katy Perry both had multiple #1 hits. Which of these 4 owned 2010. (One of my favorite years in music.)
Gaga (because she was still riding high on The Fame Monster era) or Kesha (because 2010 was her complete peak)
Katy didnt really own until 2011. She was just getting warmed up in 2010.
Rihanna's Rated R era was obviously so so, Rude Boy was big but she didnt own until 2011 either. Only Girl came late in the year.