PHOTOSThe models took a page from their mom's book! PHOTOSThe model and the 'Love Island' alum held hands on the slopes. PHOTOSThe ‘RHOBH’ star’s eldest recently turned 21. PHOTOSThe blossoming model had a very special plus one on Sunday. PHOTOSThe ‘RHOBH’ star dressed very casually. PHOTOS'Shake what your mama gave you,' the 'RHOBH' star wrote.