[1] The EP features six tracks in total, including single "Goodbye Christmas".

[3] Winter Special Gift was officially released on December 22, 2017 through music apps under label Tencent.

[4] The album was subsequently released in South Korea the next day on December 23, 2017.

[5] Gift to XBACK was written in 2015, prior to his debut as a solo artist.

[6] On December 15, Lay posted a video of himself performing the aforementioned song on Weibo in advance to the release of his album.