The second album from pop sensations the Backstreet Boys, Millennium,
has shipped more than 5 million copies, making it the most successful album for the first
half of 1999, according to the Recording Industry Association of America, which awards
its gold and platinum record honors based on album shipments. Ricky Martin's
self-titled album and Britney Spears'
Time have each shipped more than 4 million copies, helping to make it a banner
year for teen pop. Meanwhile, the Dixie Chicks' 1998 disc Wide Open
Spaces has shipped a total of 6 million units, making it the most successful album by
a duo or group in country-music history, according to the RIAA.