Metroid Trilogy won't play on my Wii?

[Ryudo]

There is a lense cleaner from nintendo for less than 10$
http://www.amazon.com/Wii-Lens-Cleaning-Kit-Nintendo/dp/B001GZT1UI

If you can't buy online you can also pick them up at most retailers. May not be free but hey anytime it got dirty again saves you having to send it in.