Billie Eilish has been gearing up for a big release over the past few weeks, and has been upping the excitement level with each social media post she's made.MORE: Has Billie Eilish just teased new music with her latest post?Her latest Instagram post is the icing on the cake, making her fans go wild and showing off her softer side.WATCH: Billie Eilish seductively teases exciting newsBillie posted a video of herself sitting on a couch, wearing a cardigan off one of her shoulders, as she holds on