The file path update/x64/dlcpacks/mpchristmas2017/dlc.rpf identifies one of the most transformative updates in Grand Theft Auto Online
Verify Game Version: Make sure your game version matches (in this case, a 64-bit version) and that you're eligible for or have access to the DLCs mentioned.
Always remember to respect the original developers' work—use these assets to enhance creativity, not to cheat or grief others online. Now, go enjoy that retro Up-n-Atomizer glow.
OpenIV Tool: You must have the latest version of OpenIV installed to access and edit the game's .rpf archives.