Yung Gravy has defended Addison Rae's mother Sheri Easterling and told fans to 'leave her alone' amid drama after the pair kissed on the red carpet. 'She's living her life': Yung Gravy has defended Addison Rae's mother Sheri Easterling and told fans to 'leave her alone' amid drama after the pair kissed on the MTV VMAs red carpet And her …