The website for Life in the Dreamhouse describes Skipper as a Camera Fiend who loves making videos, but the actual shorts rarely show her holding a video camera. What if she helps record the Confession Cam segments? That would also explain why she never showed up in a Confession Cam segment until season three...
Imagine how a Deliberately Monochrome doll from Willows, Wisconsin would handle developing full-color plastic and hair when moving to a new city. The scene in one of the first shorts where Barbie awakens in full color suggests that she either permanently became colorized, or has to wear colorized makeup 24/7 to fit in.
She's more articulated than Midge, suggesting she might've gone under plastic surgery in order to fit in. Which, considering they're dolls, would be normal but makes you wonder if having your parts redone would be as painful as it is in real life...