This replaces the menu music with a mix of Great Grey Sif's theme song from Dark Souls and Anton Toloknov's rendition of the aforementioned song.

All credit for goes to Utamaru (Anton Toloknov) From Software, and Motoi Sakuraba.
Utamaru's soundcloud can be found here https://soundcloud.com/utamaru and the track that he has allowed me to use can be found here https://soundcloud.com/utamaru/christmas-souls-dark-souls-ost-sif-the-great-grey-wolf-theme-music-box-version