It also includes a remake of The Classic's 1994 Korean song "Mabeopui Seong (Magic Castle)" (Hangul: 마법의 성), which was promoted as the EP's lead single.

For the EP, TVXQ worked closely with Kenzie, who produced the album's music and vocal arrangements.

The EP features acoustic arrangements, synthesized orchestras, and harmonizing vocals performed in a choir style.

[3] According to the Music Industry Association of Korea (MIAK), The Christmas Gift from TVXQ sold 68,888 copies in December 2004.

The song has been covered by several Korean artists since its release, including Lee Seung-hwan, As One, and Seo Young-eun.