Biddy Mason - Host an Event Written by Super User on 25 September 2017. Posted in Uncategorised Parlor Party: Parlor Parties are normally held in a private home. A speaker from the Biddy Mason Charitable Foundation is featured as the speaker. The presentation is centered on the challenge of foster care in Los Angeles County and the ways in which the Biddy Mason Charitable Foundation is working to change the outcomes for foster youth. These meetings are designed to be informational and not necessarily for fundraising purposes.