1. Louis Stevens in the Even Stevens pilot episode...

...and Louis Stevens in the finale.

2. Lizzie in the Lizzie McGuire pilot episode...

3. ...and Lizzie McGuire in the finale.

4. Raven Baxter in the That's So Raven pilot episode...

5. ...and Raven in the finale.

6. Phil Diffy in the Phil of the Future pilot episode...

...and Phil in the finale.

7. Hannah/Miley Stewart in the Hannah Montana pilot episode...

8. ...and in the Hannah Montana finale.

9. Alex Russo in the Wizards of Waverly Place pilot episode...

...and Alex in the finale.

10. Zack and Cody Martin in the Suite Life of Zack and Cody pilot episode...

...and the twins in the finale.

11. Charlie Duncan in the Good Luck Charlie pilot episode...

12. ...and in the Good Luck Charlie finale.

13. Austin in the Austin and Ally pilot episode...

...and Ally in the pilot episode.

And here's them both in the finale!

14. Jessie from the Jessie pilot episode...

...and Jessie in the finale!

15. K.C. in the K.C. Undercover pilot episode...

...and in the finale episode.

16. Andi in the Andi Mack pilot episode...

...and Andi Mack in the finale.
