Star Tracks
The singer returns to her workout routine in London. Plus: Kate Bosworth, Michelle Williams and more
Credit: Carlos Costas/Pacific coast news
Published: Tuesday May 01, 2007 | 05:15 PM EDT
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ZOOTOPIA
The day after partying at the Australian MTV Video Music Awards, Nicole Richie and Joel Madden take in the wild sights at Sydney's Taronga Park Zoo on Monday.
