Lauren Bacall screen test for "To Have and Have Not". Hawks asked his secretary to find out more about her, but the secretary misunderstood and sent Bacall a ticket to come to Hollywood for the audition. After meeting Bacall in Hollywood, Hawks immediately signed her to a seven-year contract, with a weekly salary of $100, and personally began to manage her career. He changed her first name to Lauren, and she chose "Bacall" (a variant of her mother's maiden name) as her screen surname. Slim Hawks also took Bacall under her wing, dressing Bacall stylishly and guiding her in matters of elegance,
What Love Is Made Of dance music. She then got a bassline which made her "want to dance", and included it in the track. She also told the website that she wrote the song about the "feeling of love, what one person can give to you that someone else can't". What Love Is Made Of" was premiered during Irish DJ Annie Mac's eponymous program on BBC Radio 1, on 10 May 2013, though its digital download only occurred on 5 July 2013. It was serviced as an extended play, where it was bundled with three remixes, by MK (Mark Kinchen), Felix da Housecat and Brackles.