Jessica Jung celebrated her birthday last month and just shared her vlog of the festivities, but eagle eyed BLINK noticed a familiar set of cheeks celebrating with Jessica… Jennie‘s!

Jessica’s vlog followed her birthday celebrations for her 32nd birthday, celebrating with her sister Krystal, and her friends Jungwon and Jihye, among other people.

krystal jessica

But for her fifth day of birthday celebrations, a familiar voice could be heard with Jessica.

Further adding to BLINK’s suspicions was a familiar nickname, “Nini.”

krystal jennie

But it wasn’t until getting a glimpse of her cheeks were BLINK 100 percent sure that Jennie made time to celebrate Jessica’s birthday with her and bring her a cake.

Naturally, many fans of both Jessica and Jennie’s were surprised at the combination of the two.

Watch Jessica’s birthday vlog below: