[All] Jungkook makes a surprise appearance at J-Hope's concert

There's news that Jungkook made a surprise appearance at J-Hope's concert. It's said that Jungkook went up on stage as a special guest at the final performance of the world tour encore concert Hope on the Stage.
Jungkook is said to have sung "I Wonder" with J-Hope and also performed his solo song "Seven" on stage. I bet ARMYs had a great time.