Wii disc not ejecting

I am sorry to say but you will have to disassemble the unit to get to the dvd unit and remove the disc manually

Here is a little diassembly guide.

http://forums.lovingwii.com/nintendo-wii-hardware/425-guide-disassemble-nintendo-wii-video-pictures.html

Hope this helps!

.Your disc is stuck in Wii Console, It needs to eject manually. You might check out Wii Fix Guide, that gives step by step information on Dis-Assembling with screenshots, even a novice can fix the disc eject problem with the help of this DIY Guide. It also gives the information on fixing many Wii Related Problems, So its a kind of Wii Problems Reference Fix Guide.