A strategic cake placement has left some fans wildly speculating whether Bindi Irwin may be expecting her second child.The wildlife conservationist recently celebrated her husband Chandler Powell’s birthday - and in every photo shared on social media a giant cake completely covers her stomach area. Bindi Irwin cries ‘tears of happiness’ following big ‘first’ for daughter Grace.Stream the world's best reality, entertainment and true crime shows for free on 7Bravo on Powell, who married Irwin