The RIAA ranks Usher as one of the best-selling artists in American music history, having sold over 23 million copies in the United States alone. To date, he has sold over 65 million records worldwide. Usher has won numerous awards including eight Grammy Awards. At the end of 2009, Usher was named the number one Hot 100 artist of the 2000s decade. Billboard named him the second most successful artist of the 2000s decade, with his 2004 album Confessions being ranked as the top solo album of the 2000s decade. Billboard also placed Usher at number six on their list of Top 50 R&B/Hip-Hop Artists of the Past 25 Years. Usher has attained nine Hot 100 number-one hits (all as a lead artist) and has attained eighteen Hot 100 top-ten hits.
Usher also was a coach on NBC's hit show The Voice, alongside Adam Levine, Blake Shelton and Shakira.