Jennifer Lopez is enjoying a snowy Christmas this year … bundling up while hanging around Aspen, Colorado with one of her kids and the rest of her family. The singer-songwriter walked through Aspen with her fam Tuesday … throwing on a warm-looking brown coat with ripped jeans and a pair of brown flats. She walked alongside Emme, her 16-year-old, who she shares with ex-husband Marc Anthony — throwing an arm around Emme’s shoulders and chatting...