Only u – VIXX Roblox Id 3001346557 Vote Up +0 Vote Down -1You already voted! This is the music code for Only u by VIXX and the song id is as mentioned above. Please give it a thumbs up if it worked for you and a thumbs down if its not working so that we can see if they have taken it down due to copyright issues. Tags: Only u - VIXX Roblox Id