Amber Portwood Calls Ex-Husband s Wife, Kristina, a Homewrecker and W e Celebrity Name-calling Kristina during an Instagram Live, the former 16 and Pregnant star claims the wife of her ex-husband Gary Shirley does horrible thing to her daughter by spoiling her. Apr 1, 2021 Amber Portwood seemed unable to handle her split from ex-husband Gary Shirley well. After her daughter confessed to Gary that she does not feel she has a bond with her, the longtime star of Teen Mom OG took her frustration to Instagram Live and called his wife Kristina a homewrecker and a w e . The 30-year-old TV personality went live on the social media platform after the airing of the show s Tuesday, March 30 episode. Making public her issues over Kristina, she ranted, When you re a w e, you re a w e. When you re a homewrecker, you re a homewrecker. When you re a liar, you re a liar.