Celine Dion has a new line of gender-neutral children ... suggesting the Canadian songstress collaborated with the devil himself on the new baby onesies and kiddie T-shirts.

Oh, bon jour, the infinitely perfect Céline Dion has received your invitation ... the children now sport monochromatic onesies. The clothes are adorned with stars or skulls or the words "New ...

December 18 -- Celine Dion's efforts to conceive a child were much publicized in the media — and now that she's carrying a baby due this winter, she's revealed that another of her fertilized ...