Looking this good doesn’t come easy. Kennedy Green is like a lot of other 10-year-olds, keeping busy with homework and friends. But when it comes to afterschool activities, she’s got one very hairy, utterly adorable demand on her time — her prize-winning Pekingese showdog, Lincoln, who will compete at this year’s Westminster Kennel Club Dog Show in New York City. Grooming, bathing, training, exercising, feeding him his expensive meals and supplements — it all takes time. On some days, the SoCal-