Celebrities and their pooches

Actor Ryan Gosling with his dog George.
Actor Ryan Gosling with his dog George.
Actress Anne Hathaway with her dog Esmeralda.
Actress Anne Hathaway with her dog Esmeralda.
Actress Oliva Wilde with her dog Paco.
Actress Oliva Wilde with her dog Paco.
Australian supermodel Miranda Kerr with her dog Frankie.
Australian supermodel Miranda Kerr with her dog Frankie.
Olivia Palermo takes her dog for a walk.
Olivia Palermo takes her dog for a walk.
Actress Susan Sarandon with her dogs Rigby and Penny
Actress Susan Sarandon with her dogs Rigby and Penny
US President Barack Obama with the 'first dog' Bo.
US President Barack Obama with the 'first dog' Bo.
US First Lady Michelle Obama with the 'first dog' Bo.
US First Lady Michelle Obama with the 'first dog' Bo.
Wills and Kate's dog Lupo.
Wills and Kate's dog Lupo.
Camilla, Duchess of Cornwall holds up her dog Beth.
Camilla, Duchess of Cornwall holds up her dog Beth.
Marlon Brando and his dog.
Marlon Brando and his dog.
Facebook founder and CEO Mark Zuckerberg with his dog Beast.
Facebook founder and CEO Mark Zuckerberg with his dog Beast.
Former President George W Bush and his dog Barney.
Former President George W Bush and his dog Barney.

They say dogs are a man's best friend. Whether they are or they're just another 'must-have' for celebrities, here's Stuff's look at stars captured with their canine companions.