Jake Gyllenhaal: Boo Radley and Atticus Finch
Gyllenhaal shows off his bookworm side by naming his puggle Boo Radley and his German shepherd mix Atticus Finch. Both names come from Harper Lee's novel "To Kill A Mockingbird." - XFINITY Entertainment Staff
(Photo by Larry Busacca/Getty Images for SeriousFun Children's Network)
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