Note that this is the post-Hays Code "modest" Betty Boop

The "Christianized" Betty Boop, if you like -- the desexualized, modest Betty with the skirt down to her knees and long sleeves, lest she inflame the passions of Bimbo and Ko-Ko the Clown:

Any excuse to post an old cartoon, I say.

(h/t: Skippy. Gee, thanks, Skip...now I'm going to have that damn song going through my head all day.)