The episode you're referring to is:
Young Sheldon Season 1 Episode 22, titled Vanilla Ice Cream, Gentleman Callers, and a Dinette Set, serves as a poignant and hilarious season finale that perfectly encapsulates the charm of the Big Bang Theory prequel. This episode is a fan favorite, often sought out in high-quality formats like HDRip to capture the subtle facial expressions and 1980s period details that make the show so immersive. young sheldon s01e22 hdrip