Janet Jackson took home eight prizes at the Billboard Music Awards on the strength of her 1989 smash album, "Rhythm Nation: 1814."

The 24-year-old sister of Michael Jackson was named the year's No. 1 rhythm and blues artist, R&B albums artist, R&B singles artist and Hot 100 singles artist."Rhythm Nation" was chosen best pop album and best R&B album Monday night in Los Angeles. The singer was also named top dance artist and top dance singles artist.

The awards are given by Billboard magazine and are based on the artists' record sales.

Other winners included M.C. Hammer, for top pop and rap artist, and Sinead O'Connor, for the top-ranking worldwide hit single "Nothing Compares 2 U."

Phil Collins won three awards: top adult contemporary artist, adult contemporary single for the song "Do You Remember" and worldwide album for " . . . But Seriously."

Jackson, who composed or helped compose seven of the 12 songs on "Rhythm Nation," said her goal was to "mix social consciousness with dance music."