Mariah Carey (Instagram) Christmas is just around the corner and that means festive decors of the stars are out! And Mariah Carey, Anne Curtis, Ruffa Gutierrez, Julia Barretto, Jennylyn Mercado, Paolo Ballesteros, Jinkee Pacquiao, Kim Chiu, Alex Gonzaga, Vice Ganda, Andrea Brillantes, and Gretchen...