CLEVELAND, June 18, 2024 /PRNewswire/ — GRAMMY® award winning multi PLATINUM artist Lainey Wilson has taken the music world by storm, and now fans can send personalized birthday wishes from the star in a brand-new SmashUp™ video ecard from American Greetings. American Greetings also announced today that the brand will sponsor select dates of Lainey’s highly-anticipating summer…