Cortisa Star (born July 11, 2005) is an American rapper and model. She is a transgender woman and gained recognition for her 2024 single "Fun," which went viral on Twitter and TikTok. Star began releasing music after posting a video in 2022 jokingly calling herself an "underground rap princess," despite having no prior experience in rapping. Her early singles "Cortisa Crump" and "Fun" were both released in February 2024, followed by "Bad ASF" in December 2024. By the end of that year, she had released eleven songs. Her music gained attention from artists such as Charli XCX and producer Loraine James after a viral performance of "Fun" on the YouTube channel 4 Shooters Only.