Actor Kim Soo Hyun posted his rendition of IU‘s “Celebrity Challenge” recently, on his personal Instagram. He showed off the chemistry between him and IU through some behind-the-scenes shots.

As they starred in a few dramas together, the pair are fairly close! They appeared in The Producers, Dream High, and he even made a cameo in Hotel Del Luna. He posted an adorable shot of him sitting on her monogrammed high chair.

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| @soohyunk_216/Instagram

It seems to have been taken on the set of Hotel Del Luna!

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| @soohyunk_216/Instagram

He also included a photo of a special commemorative plaque dedicated to IU. The plaque reads, “A commemorative seat specially for singer IU, concluding the end of the drama The Producers.

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| @soohyunk_216/Instagram

What a good friend! The “Celebrity Challenge” was started by IU herself, and encourages people to upload a montage of themselves to her latest track, “Celebrity”. Check out Kim Soo Hyun’s version below and be sure to try it for yourself.