Abby Elliott is going to be a mom very soon! The alum announced on Instagram that she and her husband, Billy Kennedy, are expecting their first child.Elliott shared a selfie of her and Kennedy in celebration of their four-year anniversary, as well as a pic of her growing baby bump. «Happy 4 Years my love! Here’s to many more wonderful adventures with you— the greatest one of all coming next month❤️,» she captioned the post.