Was this the biggest flex in Super Junior's career?

Year 2017/2018, Suju

Kyuhyun and Ryeowook: /enlists

everyone: So what you gonna do without main vocals, go on hiatus?

rest of Suju: Nope, we gonna release nothing but bops, tour with a live band and this beautiful latin woman of color gonna join us on tour

Literally did that:

Quote from loneranger1

they managed to stay successfull even with popular members out

but i must say when Donghae, Eunhyuk and Siwon went to the military service, as a group they had to make a pause.

Well, ngl once a person is used to a big group, seeing them in small number is just sad. Even for them. I still remember SMtown where they performed like this, just four of the oldest members.