Which is IU's peak?

Palette?

i would say that 2017 was her "peak" due so many achievements at the same time
overcame her scandal

TTN is one of her 4 "super national smash hits" with You and I, Friday and Good Day
the favorite artist of the country in any metric (charts and surveys)
IU's disease (Hyory BnB), proving that she is not only loved as a singer but also as a big celebrity
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