Kylie Jenner -- I'm Going to Children's Hospital Partly Dressed (PHOTO)

Kylie Jenner gave a bunch of sick kids exactly what they wanted this holiday season ... oh yeah, and she brought some toys too.

Wearing a white, shear, midriff-baring top, a pair of tight, ripped jeans, high heels, and camera-ready makeup ... Kylie showed up Monday with boyfriend Tyga to the Teen Impact Holiday Party at the Children's Hospital Los Angeles.

Maybe not the most appropriate outfit for young kids.

So we gotta ask ...