SBS' '2015 Gayo Daejun' is going to be a ceremony to remember. The show will be filled with performances from 27 different acts, including some never before seen performances! 

Both iKON and IU are reported to be performing their songs for the very first time at this end of the year ceremony.

It was reported that, "On the upcoming December 27th broadcast of SBS' 'Gayo Daejun', iKON will have their first stage performances of their title tracks "Dumb & Dumber" and "What's Wrong?" from their first full album." YG Entertainment's rep also confirmed the news.

And MC IU is said to be performing her song "Twenty-three" for the very first time! According to several news outlets, she's said to perform her October title track, which she had only performed in concert before.

The official Facebook page for the '2015 Gayo Daejun' posted a video of IU saying, "Do you think I'll only be MC-ing? Guess!" and fans have been wondering if she'll be performing "Twenty-three" for the first time.

A rep stated, "[She] is preparing a collaboration stage with 2015's biggest 'secret' and hottest artist. Please look forward to it."

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