Hailey Bieber is a doting aunt as she cradles and sings to her adorable five-month-old niece Iris

Hailey Baldwin Shows Off Her Intense Pilates Routine Alongside Adorable Dog Oscar — Watch

Hailey Bieber shows off her trim figure during Pilates class with pal Zoey Deutch in LA

Hailey Bieber and Kendall Jenner mask up and sport althleisure attire to shop at Earthbar in LA