Whitney Houston's 2007 I look to you album cover.
Whitney Houston's 2007 I look to you album cover.

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    2007: Whitney Houston's big comeback

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2007: Whitney Houston's big comeback

In 2007, Whitney Houston began her comeback with her first studio album in seven years. CNN's Denise Quan reports.

2007: Whitney Houston's big comeback

In 2007, Whitney Houston began her comeback with her first studio album in seven years. CNN's Denise Quan reports.