WJSN’s Dayoung posts photos with Jay Park sparking dating rumors
WJSN’s Dayoung posted photos with Jay Park after her solo performance at the 2026 WATERBOMB Seoul event, drawing surprise and online speculation.
The weekend festival featured performers from multiple generations, including an idol and a singer currently involved in dating rumors.
On July 26, the festival’s third day, WJSN’s Dayoung took the stage to perform several of her most popular songs, including her solo debut.
The article included the following quoted terms:
“Body”
“Mommae”
“hot girl”
“hard launch”
다영 워터밤 앙콜 body함 ㅜ ㅜ 이뿌고 잘해 #다영 pic.twitter.com/8iGHlIi4Ih
— 포네 (@rryssom) July 26, 2026
The day before, Dayoung joined Jay Park, one of the event’s headliners, for a surprise performance. The pair performed one of his tracks, with Dayoung taking center to perform part of the choreography.
워터밤 물 좀 더 뿌려줘요! 박재범과 여자 박재범 다영의 ‘몸매’ 합동무대가 너무 핫해서 너무 뜨거워요❤️🔥#WATERBOMB #워터밤서울2026 #JayPark #박재범 #다영 pic.twitter.com/PFPwvk1GnZ
— Waterbomb_Official (@waterbomb_seoul) July 25, 2026
While the two shared stage moments, a set of photos Dayoung posted after her solo set drew the most attention.
She posted several photos with the older star that show them in close contact and in a variety of poses.
After the photos went up, many users reacted with surprise; some even called it a hard launch, pointing to the different, sometimes matching outfits.
THEY LEGIT JUST HARD LAUNCHED OMGGGGGG IM SHAKING pic.twitter.com/Jm9dkm2Dj4
— Jay4sho (@neverletgoh0lic) July 26, 2026
these being taken at different times and them matching. It’s over https://t.co/HcWT9fw6tB
— mikey is BAD (@seobmeal) July 27, 2026
I searched her age and… what did I do so wrong why are we the same age lmao
IS HE ACTUALLY DATING A 99 LINER HELLO!!
ALGUIEN SE COMIÓ MI TORTA https://t.co/R6AHv21h39— lachaña 🤍 | Angie (@altngie) July 27, 2026
Other commenters suggested the posts signaled a collaboration instead, noting that Jay’s label had reposted the images.
bet it’s new project but they look sooo cute omggg pic.twitter.com/VEaEEG0fFK
— ⛅️ (@hicloudysummer) July 26, 2026
Jwalkerz knew exactly that this is project collab. We’ve been date-baited so many times! 😂😂 If you’re a long-time fan, you know Jay might not ever announce anything regarding his private life, like dating, wedding etc 😅 https://t.co/T0V8Iz6oi7
— ⋆˚࿔ Dimps 𝜗𝜚˚ (@dimpsaomghghrMV) July 26, 2026
jay park x dayoung collab?? pic.twitter.com/eo8h3M5tWN
— kimi ⏱️ (@kkkkiiimmi) July 26, 2026