John Martyn songs would be good and some John Lee Hooker . What calmed my girls was theme songs ( the Simpsons,family guy) along with some heavy bass songs ( dance ) carramell dansen worked a treat ( after the age of 9 months) for my oldest i just played guitar she liked that . Music that calms me John Martyn, John Lee Hooker and any heavy, black, doom metal music . Along with my guitar playing