Sales of Whitney Houston's music surge

(CBS) Whitney Houston's music topped the charts Monday, with surges in iTunes charts on both sides of the Atlantic and in Amazon.com's most popular listings.

The pop singer's unexpected death on Saturdayin Los Angeles has renewed interest in all of her work.

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"Whitney - The Greatest Hits" is at two on the U.S. iTunes chart, while "Whitney Houston - The Ultimate Collection" is second in the U.K. iTunes chart, according to the BBC, which reported that some U.K. consumers were upset over a temporary price hike for the downloads.

Houston also had two other albums in the U.S. iTunes top 20 - her debut, titled "Whitney Houston," and the soundtrack to "The Bodyguard."

Her second album, "Whitney," was number three on the U.K. iTunes chart.

Houston's albums also dominated the top 10 albums on Amazon.com, taking four of the top five slots

"The Greatest Hits" was number one, followed by "Ultimate Collection" at number two, the "The Bodyguard" soundtrack at number four and "Whitney Houston" at number five.