Yoo In Na and Kang Ha Neul recently called IU on MBC’s Funding Together, where Yoo In Na and IU showed off a bond that fans could only laugh about.

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Yoo In Na and Kang Ha Neul were discussing life books when they decided to give IU a call.

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When IU picked up the phone, the three stars talked about all sorts of things except for books.

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Kang Ha Neul then exclaimed, “IU! Please recommend a book!” to which IU replied, “I will. But… if I do, you’ll hang up on me.

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When Yoo In Na said they wouldn’t, IU responded, “I was at home all alone all day, so I have no one to talk to. You won’t hang up on me, right?

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In response, Yoo In Na promised not to hang up, so IU recommended Im Sol Ah‘s book, “Best Life”.

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But Yoo In Na immediately hung up after that and made all the viewers burst into laughter.