The Dolly Dots were a Dutch girl band from the 1980s with a string of hits. At the height of their success the six singers had their own sitcom, feature film and even their own Barbie dolls which, according to the I’m Like: ‘Oh My God!!!’ blog, were not very life-like.
The Ria doll at least included her trademark short hair. “All the dolls were hits, except the Ria one […] because it had short hair. You cannot comb a Ken hairdo.”
In this video from Avro’s TopPop Ria still had long hair—she is the one with the purse:
Having found only one source I have no idea whether this story is actually true, but it sounded too good to have it stay at the Dutch language part of the web.