Halo 3D

so im trying to enable Halo 3D and it keeps saying i need a 3D capable TV and set xbox settings to widescreen, Well i have a 3D TV a 55" to b exact, and it IS set to widescreen on the xbox, and it keeps saying “You must ave a 3D Capable TV” Blah Blah Blah WTF is going on? why wont it enable? please someone help

Don’t you have some party to attend?

Is the 3D tv an older model?