“I’m excited MasterClass has given me the opportunity to truly share all I have learned about my craft with the world. Coaching in this capacity not only gives me a chance to connect with my fans but lets me explore one of my true passions,” Aguilera said in a statement. The courses run $90 apiece and include "video lessons, interactive exercises, learning materials, and workbooks," according to the press release http://www.billboard.com/articles/news/6678823/christina-aguilera-online-singing-