PHOTOS: My Furry ValentineFrom Taylor Swift's one constant to Carrie Underwood's other guy, see who really has a hold on these celebs' hearts


PEOPLE's 2010 Sexiest Man Alive knows a thing or two about love at first sight – and we're not talking about wife Blake Lively. After spotting his dog Baxter at a Houston animal shelter, "I just fell in love with him," he told PEOPLE in 2010. "I didn't mean to. I just picked him up along the way."

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