Michael Jackson's 1983 No. 1 "Billie Jean" returns. The song re-enters at No. 14 thanks to the popularity of a viral video featuring the track. Meanwhile, Jackson scores his milestone 50th Hot 100 hit, as "Slave to the Rhythm," from his new album "Xscape," debuts at No. 45. The King of Pop makes history as the only artist with top 10 Hot 100 hits in each of five decades.