American reality TV star known for her roles on MTV's The Hills and on E4's Made in Chelsea.
She attended Crossroads school in Santa Monica with her brother before appearing on The Hills.
She is an avid animal lover and once posed nude for a PETA ad.
From 2014 to 2015, she dated her Made in Chelsea co-star Josh Shepherd. In 2017, she dated Jonny Mitchell. She is the sister of Spencer Pratt.
Heidi Montag is her sister-in-law and co-starred with her on The Hills.