UnScramble this Word: a t n s l a s e?

Questions

Category: Song title: "Maybe I'm an open book, because I know you're mine."?

Category: Song title: "Me, I'm just a lawnmower. You can tell me by the way I walk."?

Category: Song title: "Oh no, there goes Tokyo!"?

Category: Song title: "When she squeezed me tight, she nearly broke my spine."?

Category: Song Titles: Composer of: Camptown Races, Beuatiful au Dreamer, Oh! Susanna?