She caught the attention of dubbing studio Bang Zoom! Entertainment from a voice acting panel at Anime Expo 2004, an anime convention in Southern California. Since then, Bang Zoom! has continually invited Valenzuela to do voice work in anime, foreign films, and commercials. She also has a YouTube account under the user name MilkyCabbage, having over 9,000 subscribers as of September 6, 2008. However, as of September 18, 2008, the Youtube account has been suspended.