BLACKPINK‘s Rosé recently guested in an episode of My Little Old Boy, and in the episode, she spoke briefly about her friendship with Girl’s Day‘s Hyeri.

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Girl’s Day’s Hyeri (Left) & BLACKPINK’s Rosé (Right) | @roses_are_rosie/Instagram

Hyeri and Rosé have one of the most heartwarming friendships in K-Pop, and they have displayed how much they love each other many times.

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Girl’s Day’s Hyeri with the snack truck that BLACKPINK’s Rosé sent to her drama set | @hyeri_0609/Instagram

In the episode of My Little Old Boy, it was mentioned that Hyeri is Rosé’s best friend aside from the BLACKPINK members.

| SBS NOW/YouTube 

Rosé was then asked how she gets along with Hyeri so well, and Rosé said that when she first met Hyeri, she took great care of her and that she was like an older sister. The two later talked to each other, and they just hit it off. After this, their friendship started developing.

| SBS NOW/YouTube  

Rosé also believes that they get along well since she has an older sister and Hyeri has a younger sister.

| SBS NOW/YouTube  

Not only that, but Rosé also said that Hyeri is really smart and that she “knows a lot more than she thought.” After Rosé said this, she got teased a bit.

| SBS NOW/YouTube 

Rosé concluded by talking about how Hyeri is not only funny but a smart person as well!

| SBS NOW/YouTube  

Here’s the full video below!