Miley Cyrus, 27, and Liam Hemsworth, 30, have a lengthy history when it comes to their romance — and it’s only natural that the Hannah Montana alum would find inspiration in her songwriting when it comes to Liam! The singer-songwriter appeared to shade her former Last Song co-star in her newest track “Midnight Sky” — but Liam isn’t bothered. “Liam isn’t concerned one way or another over Miley’s new song but is sure it will be a hit like all her music.