Holly Westlake is well-known for her Saturday spot on the hugely popular collaborative channel SevenPerfectAngels. In addition to her contributions there, she enjoys posting content related to fashion and gymnastics and also publishes vlogs, challenges, and more. Holly originally created her personal, self-titled YouTube channel under the name Hollyjollystar in September 2013. Prior to her role on SevenPerfectAngels, she was featured in the Sunday spot on SevenAwesomeKids and was introduced to SevenPerfectAngels in September 2015. She had also auditioned to be part of SevenTwinklingTweens in the past.