"Commenting on someone’s body and saying they are pregnant when they aren't is so low. Do better. Be better. Unfollowing and will not watch any shows you are in anymore," one wrote.
Another posted, "Everyone needs to report Steph's 'story'. Get them to take it down. Regardless of who did what to whom, that post is so f------ awful of her."
Spencer and Stephanie have not always seen eye-to-eye, with the actress once calling Speidi "the most toxic people" on her podcast. In turn, Spencer said of his sibling on the Juicy Scoop podcast, "We were never like best friends and chatty or whatever."