Love MM - used to find them a lot - at Barneys and other places. Not so much anymore so not sure if they are still around. I would put them in the category of Etro - although Etro is typically more "flamboyant".
I was able to talk my way into the PS sale. Truth about the shoes - I was able to score 4 pairs but everything was UK8. Less interesting in other departments - socks, belts, bags etc all gone by today.
Found some fun Lanvin wingtips (two-tone gray/white) at Barneys. Price was ridiculous ($1070) but in searching around on the web found them at Colette.fr for about $700 even with shipping and a weak dollar.
In fact they had several...