[1] He became the first soloist to qualify for Triple Platinum certification from the Korea Music Copyright Association (KMCA) after exceeding 750,000 cumulative sales.

[2] Delight surpassed 1 million sales by the end of June, making it the first album by a South Korean soloist to achieve this feat since Kim Gun-mo's Another Day which was released 19 years prior.

[4] On December 20, SM uploaded a live teaser video to showcase the song before the release on their YouTube and Naver TV channels.

[7] It was co-composed by production team Royal Dive, Saimon, and iHwak in the key of F major with the tempo of 85 beats per minute.

[8] The lyrics were penned by Royal Dive and iHwak as it gently expresses the feelings for a loved one by comparing it to the colorful scenery of an amusement park.