Sheldon tries to prove he’s responsible enough to get a dog. Meanwhile, Missy feels ignored when George Sr. spends more time coaching the baseball team’s star player (who happens to be Sheldon’s bully). Mary juggles mediating between the kids and dealing with Meemaw’s blunt advice.
It sounds like you're looking for a for Young Sheldon Season 1, Episode 20, titled "A Dog, a Squirrel, and a Fish Named Fish" — specifically the 480p HDRip version. young sheldon s01e20 480p hdrip