no dont do that as you dont want him to be spooked even moor.you just have to go back to basics with him,i used to have to do this sort of stuff for people all the time my mom used to have heart attacks when she saw me riding naughty horses,i love it.scared her for life lol.i wouldent recomend a horse walker as if he is a bit loopy then he will cause damage to himself. its just time and patents and getting him used to things.use a stronger bit and be more dominant.hope this helps i could co on all day but if you want to know eneythink else pm me and i will help you out.