The 17-year-old replaced rap with pop-princess sweetness when she dropped the bouncy single “Shower,” which peaked at No. 16 on the Hot 100 and was accompanied by a video filled with products from CoverGirl.
Swift kissed country music goodbye and officially assumed pop superstardom with the release of her Max Martin-produced 1989. “I woke up every day not wanting but needing to make a new style of music,” she said during the Aug. 18 worldwide webcast of the album. And clearly there were no hard feelings -- the album sold 1.27 million in its first week.
The former teen idol shed his squeaky-clean Jonas Brothers image by showing off his six-pack (among other things) in photo shoots and gay clubs, ditching pop for R&B on his self-titled solo debut LP and scoring a top 10 Billboard Hot 100 hit with “Jealous.”
"Making a track 'danceable' just meant compromising and ignoring what the song really needed," the 21 year old, who had performed every major EDM festival in years prior, tweeted after surprise releasing Worlds' "Sea of Voices" in March -- a visionary departure from the genre that drew inspiration from video games of the 90’s and 00’s.