Sexy Stars and Their Sidekicks!

See Jake, Orlando and others hang with their constant companions – their dogs, big and small. By Julia Wang and Brian Orloff

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ADAM, PENNY LANE & MERMEN THURMEN

O.C. star Adam Brody takes the path of least resistance, letting pit-bull terrier Penny Lane (whom he adopted with girlfriend Rachel Bilson) lead the way while giving mixed-breed pooch Mermen Thurmen a lift in Hollywood.