You might also want to try "topping from the bottom". In other words tell him to spank his little slaves behind. Tell him to tie you down or else you'll kick him off you.

Dress up as a "harem girl" and call him Master. (Oh sorry, that's my fanasty).

Maybe he'll "get it" and start to do these things on his own. If not, my phone # is 412 - XXX - XXXX

Rob