Kylie Ann, better known by the online handle Sketch, is a prominent American Twitch streamer and content creator who rose to meteoric fame in late 2023 and early 2024. Born on January 1, 1999, Sketch originally gained traction through his unique, high-energy persona while playing Madden NFL. His catchphrases, most notably "What's up brother," accompanied by distinct hand gestures, became viral sensations across TikTok and Instagram, transcending the gaming community to become a staple of internet culture. This sudden surge in popularity led to high-profile collaborations with NFL stars and fellow creators like Jynxzi and CaseOh. By 2026, Sketch has solidified his position as a leading figure in the digital entertainment space, evolving his content from purely gaming to variety streaming and large-scale live events. Despite his eccentric on-screen character, he has built a loyal community through consistent engagement and a genuine passion for sports and comedy. His influence continues to grow as he bridges the gap between traditional sports media and modern streaming platforms.