GarageBand has grown up, and it's even more fun than before! Today it's a top tool for capturing your musical ideas, even if you've never learned how to operate a studio or play multiple instruments. In this guidebook, leading Mac and music technology expert Bob "Dr. Mac" LeVitus shows you how to take full advantage of GarageBand on your Mac and iDevices. Explore the interface and learn how to create a beat with virtual drummers, layer on tracks using virtual instruments, add vocals and live instruments, mix your creations, and share your songs with the world.