Easy Piano Songbook. Par EILISH BILLIE. This songbook features easy piano arrangements with lyrics for all the tracks on her attention-grabbing debut EP featuring: Bellyache ˇ Copycat ˇ Hostage ˇ Idontwannabeyouanymore ˇ My Boy ˇ Ocean Eyes ˇ Party Favor ˇ Watch plus and burn and Lovely. / Niveau : Facile / Recueil / Piano