GarageBand ’11 turns the Mac into a complete recording studio and offers fun new features that help you create even better sounding songs. Use Flex Time to quickly fix timing mistakes and Groove Matching to make multiple instruments play together seamlessly. Or plug in an electric guitar and play through realistic, inspiring new guitar amps and stompbox effects. GarageBand ’11 also has 22 new Learn to Play lessons in the most popular musical genres, and a exciting new feature called “How Did I Play?” that lets you practice along with any lesson while receiving real-time feedback – showing you where you made mistakes and tracking your improvement over time.