And another little challenge. I've seen these all over.

Day 1: Your favorite KPop guy group
Day 2: Your favorite KPop girl group
Day 3: Your favorite KPop solo guy
Day 4: Your favorite KPop solo girl
Day 5: Your ultimate k-pop guy bias 
Day 6: Your ultimate k-pop girl bias 
Day 7: Your favorite k-pop song from your favorite guy group 
Day 8: Your favorite k-pop song from your favorite girl group 
Day 9: Your favorite k-pop song from a solo guy
Day 10: Your favorite k-pop song from a solo girl
Day 11: A k-pop song that makes you cry 
Day 12: A k-pop song you know all the words to 
Day 13: Your favorite k-pop performance 
Day 14: A k-pop dance you’d like to learn 
Day 15: Your favorite k-pop music video 
Day 16: The very first k-pop song you’ve ever heard 
Day 17:  The very first k-pop band you’ve biased
Day 18: A k-pop group you dislike and why 
Day 19: A k-pop song that makes you smile 
Day 20: A k-pop song that reminds you of someone you miss
Day 21: A k-pop song that reminds you of an event or place
Day 22: Your favorite k-pop lyric (and a translation) 
Day 23: A k-pop idol you wish was your older sibling 
Day 24: A k-pop idol you wish was your younger sibling 
Day 25: Your favorite interview of a k-pop idol or group 
Day 26: Your favorite picture of your guy k-pop bias 
Day 27: Your favorite picture of your girl k-pop bias 
Day 28: Your favorite picture of your favorite k-pop group 
Day 29: A picture of a k-pop idol who you think is underrated 
Day 30: A picture of a k-pop idol who you think is overrated 
Day 31: Your favorite baby picture of a k-pop idol
Day 32: Your favorite k-pop music video 
Day 33: A k-pop music video with the best choreography
Day 34: A k-pop music video with the worst choreography
Day 35: Your favorite cover of a k-pop song by another k-pop artist 
Day 36: Your favorite dance battle 
Day 37: Your favorite cover of an American song by a k-pop artist 
Day 38: A k-pop song you never get tired of 
Day 39: A k-pop idol that has amazing eye smiles
Day 40: A k-pop idol with the best laugh