A stroll around the house is a great idea. We do that too, singing/humming. DD also disliked us sitting, so simply solution- we used to stand: p the fussing would stop instantly. Why don't you give it a try?
Have you taken the BW know your baby quiz?http://babywhispererforums.com/index.php?topic=52283.0
Might help you to tailor the method to your baby