BLACKPINK's Rosé has sparked a buzz on social media as she has stirred speculations of a possible collaboration with Bruno Mars.

On October 16, Rosé posted a photo with the pop star on her Instagram with the caption, "The night I taught Bruno how to play a Korean drinking game."

Bruno Mars commented on the post, “So much fun! Remember when you tried to kiss me? That was weird. Other than that, sick pic!" to which Rosé responded, “I’m gonna kill u [sic]. Take that back or I’m not releasing the song, Bruno.”

The mention of a potential new song by the K-pop star during a conversation with Bruno Mars has sparked excitement among fans, who are now speculating whether the two artists will have a song on Rosé's upcoming album.

Fans commented:

"COLLAB WHEN!??"

"The duo."

"Two worlds collide. I swear this is more than teasing!"

"OMG."

"The talent in this photo."

"If this is a collab, I'm going to scream."

"Is Rosé teasing a new song with Bruno Mars?!"

"My queen, I love you so much, you're back near me, and you'll be singing soon, I'm sure everyone will love the collaboration between you and Bruno Mars, I hope you're successful, queen, I'm so happy to be your fan, Rosie"

"I'm waiting for the announcement of the joint work."

"COLLAB PLEASE."

Meanwhile Rosé is set to release her new album 'Rosie' on December 6.

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