Young Sheldon Finale: Penny Finally Makes a Cameo, and It's Everything We Hoped For!

After 6 seasons and 122 episodes, "Young Sheldon" has finally come to an end. And in true "Young Sheldon" fashion, the series finale was full of heart, humor, and a few surprises.

One of the biggest surprises was the cameo appearance of Penny (Kaley Cuoco), Sheldon's future wife from "The Big Bang Theory." Penny's appearance was brief, but it was a major moment for fans of both shows.

In the finale, Penny meets Sheldon at the Comic-Con International in San Diego. Sheldon is there to give a presentation on his favorite comic book character, Captain Proton. Penny is there to support her friend Leonard (Johnny Galecki), who is also giving a presentation.

Sheldon and Penny hit it off immediately. They bond over their love of comics and science fiction. Penny even gives Sheldon a rare Captain Proton comic book that he's been looking for.

The scene between Sheldon and Penny is both funny and heartwarming. It's a reminder that even though Sheldon is a genius, he's still a human being with the same needs and desires as everyone else.

In addition to Penny's cameo, the "Young Sheldon" finale also featured a number of other touching moments. Sheldon finally gets to meet his hero, Professor Proton (Bob Newhart). And he finally gets to give his mother, Mary (Zoe Perry), the love and support she deserves.

The "Young Sheldon" finale was a perfect ending to a perfect series. It was full of heart, humor, and a few surprises. It was a fitting tribute to a character who has brought us so much joy over the years.

Thank you, "Young Sheldon," for everything.