Leslie Ann Fu, better known as Fuslie, is a prominent American content creator and live streamer born on November 23, 1992, in the San Francisco Bay Area. After graduating from UC Irvine with a degree in biological sciences in 2014, she briefly considered a career in teaching before discovering her passion for streaming. She began her journey on Twitch in February 2015, initially focusing on League of Legends. Over the years, Fuslie transitioned into a high-energy variety streamer, gaining massive popularity for her engaging personality, musical talents, and collaborations with the 'Roomies' and OfflineTV. In 2021, she officially joined 100 Thieves as a content creator. A pivotal moment in her career occurred in September 2022 when she signed an exclusive deal to stream on YouTube Gaming. As of 2026, Fuslie remains one of the most influential figures in the digital space, continuing to expand her brand through music, gaming, and innovative community events while maintaining a loyal fanbase known as the 'Fusfam.'