TMZ's photog got a killer workout while trying to get a shot of Hilary Duff yesterday -- sprinting four blocks to get a shot of the Duffster on Rodeo Drive.
Running to the adorable Duff sure beats doing those Jane Fonda lifts.
Gonna Make You Sweat
'Til You Bleed
2/14/2008 1:22 PM PST BY TMZ STAFF
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