Mei Lin Takes a Stand

 Mei Lin Takes a Stand is the second half of the 8th episode of Season 12. It first aired on April 22, 2009 with The Blackout.

Summary
Binky's little sister, Mei-Lin, would rather crawl than walk until she hears a story from Pepe, a flea, (from "Flea to Be You and Me") and his brother.