TikTok sensation who stars on the account Nick&Sienna alongside her father Nick Casas. Together, they can be found making music to the delight of more than 1.8 million fans.
She and her father started to post content on the web together in the fall of 2018.
She and Nick can also be found singing on his YouTube channel. They covered The Jonas Brothers, Sam Smith and others.
Her father was in his mid-20s when he became just that.
She and Nick posted a snippet of their cover of Lil Dicky's "Earth" on YouTube.