Born Ariana Renee, Arii first gained her web following on musical.ly under the name TheyLoveArii before becoming known simply as arii. She has amassed a significant Instagram following exceeding 2.7 million. Arii is close friends with fellow social media star Baby Ariel, and the two frequently collaborate on videos. She launched a fashion line called ERA in 2019. Arii began her journey on musical.ly in May of 2015 and was featured on the app the following month. A former cheerleader, she developed an entrepreneurial spirit at a young age, owning a record label and a clothing line as a teenager. Her fame on social media also led her to launch a nail polish line. Arii celebrated her 17th birthday at the Famous Birthdays office.