Today & Back in the Day: About Last Night 

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  • About Last Night
  • Janet Jackson
  • Star Search, American Idol
  • Dreamgirls, Motown: The Musical
  • Floppy Disk, Flash Disk
  • Danitra Vance, Sasheer Zamata
  • Ronald Reagan, Barack Obama
  • About Last Night
  • WWF, MMA
  • Star Trek
  • Prince
  • Dynasty, Scandal
  • Naomi Campbell, Jessica White
  • About Last Night
  • Oprah Winfrey, Wendy Williams

Janet Jackson and Rihanna

One was a nasty girl, the other is a bad gal, but what these two pop stars of different generations have in common is attitude. Rih Rih is truly Miss Jackson's heir apparent for the title of Baddest Woman in Music.

 (Photos from left: Chris Walter/WireImage, Al Bello/Getty Images)

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