Quote Originally Posted by Suddo View Post
Well yes you'd loose it so much as you loose magic missile. You just need to find a scroll of it and bam your back in business.

Also you can make that spell one of those you remember from memory spells (I can't name the feat at the moment).
Yes, but at that point you're better off just waiting to get the spell without wasting a feat on it, with or without spell mastery.