Glad you liked it bud
Should have, if only could have, in a particular frame of mind. If his/her current attitude isn't supportive of what a person should do, then, it's impossible to fulfill what s/he 'should' have done. It's only when one's attitude is in alignment with what one 'should' do, that s/he will fulfill.The one you "slept on" you should have watched.
I slept comfortably in my bedThe one you "slept on" you should have watched.