Music Glitch

[ Music Glitch ]
1.7.2
Creative Mode
Windows XP
Java Version 7 Update 25
Flat Land Redstone Ready
x+x
I am using my TurtleBeach Earforce P11 Headphones and found that there was 2 Minecraft original music playing at the same time. I could also still here it when my music is turned off. This may have caused by the pausing update.