mash songs together? like they do in cheer dances

Question:if so, what program do you use and how does it work.
is it easy???

Best Answer - Chosen by Asker: if so, what program do you use and how does it work.
is it easy???

Yup with audacity, search it in google and download it, it's free. It's fairly easy to use I'm sure you'll soon get the hang of it. =]