Justin Bieber and wife Hailey shared glimpses of their recent family vacation in Aspen, CO, including photos of their four-month-old baby Jack Blues. The couple posted images of the snowy mountains, themselves in snow gear, and their dogs. Bieber also teased a potential new song on his Instagram Story, featuring a raspy voice and acoustic guitar. Despite health setbacks in the past, Bieber seems to be working on new music and collaborating with other artists in the studio.