Reality TV star Kylie Jenner, who is on her birthday vacation in Mexico, reportedly worn her mother Kris' swimsuit.
Kris, 59, tagged her teenage daughter on Instagram post and jokingly threatened to ground her for stealing her swimsuit, reported Aceshowbiz.
Kris posted a picture showing a throwback image of herself wearing pink Body Glove swimsuit and a recent image of Kylie wearing the same swimsuit.
"Ohhhhhhh so THIS is where my vintage Body Glove bathing suit went!!!! @kyliejenner you are grounded!"Wait, I can't do that anymore you're 18...." she captioned the photo.