Jessica throws a photo as she carries baby Krystal

SNSD Jessica shares a very adorable picture of Jung sisters' childhood through her weibo account while reminding everyone to watch the premiere of their reality show.

She wrote, "Don't forget to watch our new On Style show "Jessica & Krystal" tonight and support us every Tuesday at 23:05! You're the best[Heart]"

In the photo, young Jessica is carrying baby Krystal in her tiny arms while proudly showing her sister to the camera. This is just a tease of what you can expect from their reality show, so don't forget to watch through OnStyle.