Singer-songwriter known for her acoustic performances and original alternative rock songs, which she shares with her 150,000 Instagram followers. She released her debut single, "Warhead," in January 2026, followed by "Cool" and "Scars." She launched her Sydney Shea YouTube channel in February 2021 and was posting to TikTok by April 2021. Before releasing her first official single, she posted a numbered daily series of original songs on YouTube, sharing her music "until it finds the cool people."