[All] It turns out IU and WOODZ were both having the same concern.

IU candidly revealed in the Palette Woods episode
They say they were waiting for the right timing to avoid any misunderstandings about the agency pushing them.

It is said that Woods also postponed his appearance for the same reason.
You were both thinking the same thing, weren't you?

Seeing you pay attention to even these details makes you seem even more trustworthy.