American singer Katy Perry Katy Perry\'s \"Roar\" is No. 1 on the U.S. record chart, ending the 12-week reign of Robin Thicke\'s \"Blurred Lines\" and knocking the summer hit to No. 2. Eminem\'s \"Berzerk\" is No. 3, followed by Miley Cyrus\' \"We Can\'t Stop\" at No. 4 and Jay Z\'s \"Holy Grail\" featuring Justin Timberlake at No. 5.
Rounding out the top tier are Lady Gaga\'s \"Applause\" at No. 6, Avicii\'s \"Wake Me Up!\" at No. 7, Lorde\'s \"Royals\" at No. 8, Imagine Dragons\' \"Radioactive\" at No. 9 and Lana Del Rey\'s \"Summertime Sadness\" at No. 10.
Source: UPIKaty Perry\'s \'Roar\' ends 12-week reign of \'Blurred Lines\'