Fashion and lifestyle YouTuber known as Must Be Maddie, she has earned more than 30,000 subscribers creating hauls, reactions, challenges, and various style videos.
Though her YouTube channel was created in 2011, she didn't post the first video until 2015.
She has a second YouTube channel for vlogging called Must Be More Maddie.
Her sister, Kira, has joined her in videos like the March 2017 video "Bean Boozled Challenge with my Sister! *SHE WAS SICK*."
Both she and Heyitsmeg are popular English beauty and lifestyle vloggers.