first of all, here is my favorite picture of Marilyn Monroe.

i wanted to add that, although I know it's not very relevant. There was just more to Miss Monroe than the tragic stories and bombshell stuff.
ok, that over with....
From Twin Peaks 2.013
TREMAYNE
A peace officer's work is never done. Lucky for us my
efforts bore more palatable fruit.
(proudly imparts a great secret)
I paid the Happy Helping Hand adoption agency a visit
where several blue-haired ladies were only too happy to
sup from my open palm. Unfortunately, all of Little
Nicky's records had been sealed and returned to the
Orphanage.
If you guys are gonna cite the Marilyn Monroe connection to MD, then here is my answer for BHL.
The BHL is simply one of women at the foster care home that Diane stayed in.
i don't like to get roped into fan fiction, but i figured that had a nice fit to it.
In Lynch's oeuvre blue haired lady is associated with foster care.