In the Still of the Night is an album by American pop singer Johnny Mathis that was released in August 1989 by Columbia Records and continues the trend that began with his 1986 collaboration with Henry Mancini, The Hollywood Musicals, in that the project is devoted to a specific theme that ties the songs together. Mathis hints at the theme for this album in the liner notes for his 1993 box set The Music of Johnny Mathis: A Personal Collection, where he gives his thoughts on the 1964 Little Anthony and the Imperials song "I'm on the Outside Looking In" that he covered for his 1988 album Once in a While: "That was group singers' kind of material. I was singing other stuff. It wasn't the picture of the lone crooner standing in the spotlight. That's what I was doing when all this other stuff w