The initial plan was to re-do Iceberg Lake, which we had in the clouds last time. And see if a high point along that ledge goes all the way up. Which sure did. Despite zero online reports on it, not surprisingly found a rather large summit cairn there.
Then looking at ledges toward Jimmy Simpson, it felt like it would go and not complicated enough, so it would be fine with the lil one.
Once at the col, a short push to Jimmy Simpson is straightforward.
Believe officially an unnamed peak on any map I've seen, "Mrs Simpson" was.. well, not difficult, but demanding at times