Braceface - Season 3 Episode 18 Act Your Age
Overview: Sharon is bummed! There just don't seem to be any appealing guys: they're all immature, dumb or gross. But then she meets Pablo, who seems the perfect guy - until Sharon learns he's only 12 years old! Now Sharon must reconcile her romantic feelings with the fact that Pablo's younger, while hiding his age from Alden and Brock - who could humiliate her for the rest of her life!