Mickey Rourke & His Family of Little DogsAs Mickey Rourke mourns for Loki, his beloved Chihuahua who recently passed on at age 17, here's a look at the dogs who are the little loves of his life.

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POOCH PROTECTOR

Vocal about animal issues like spaying and neutering, Rourke rallied outside a Florida pet store to protest the alleged sale of sick puppies in 2007. "I truly believe God created dogs for a cause. They are the greatest companions a man could ever have," he told the New York Post last year.