Singing in a mixed voice is a skill that only the most accomplished singers can do. But guess what, with a little practice you can sing in mixed voice too. But first, what exactly is mixed voice singing. When you learn how to sing in mixed voice, you are going to learn how to combine your head voice, with your chest voice. This is a very popular technique in pop singing and can produce some amazing sounds. If you want to learn how to sing in this style, you should pick up a book, CD, or software program to help you.