The cats "meow meow" noises aren't playing in 5.1 Surround. Sounds of cats behind you will appear from the front speaker.
It seems, it's the only sound that is affected. All other sounds are in 5.1.
Comments 2
This ticket is incomplete without the requested information, no response has been received within a reasonable time and we are assuming the issue has been resolved. If you are still experiencing this issue, we can reopen it at your request.
Please review the guidelines before reporting issues.
Is this still a concern in the current Minecraft version 1.7.2 / Launcher version 1.3.4 or later? If so, please update the affected versions in order to best aid Mojang ensuring bugs are still valid in the latest releases/pre-releases.