Instructions
Turn the Wii off and on again after about 20 seconds. Press the eject button again.
Unplug the Wii's AC power supply if Step 1 doesn't work. Wait 1 to 2 minutes, and trying to eject the disc again after turning the Wii back on.
Hold down the eject button for 5 to 10 seconds.
Try ejecting the disc with the Wii at different angles. If you hold the Wii upside down, it may help the disc fall out.
Call Nintendo and send the Wii back if non of these steps work. In most cases, a disc stuck in the Wii should be covered by warranty.
Nintendo says to see if power light was coming on, AC adapter reset. unplug from both ends for 90 seconds.
Hold eject button for five or 10 seconds.