Actually, we had one a few days ago, but I'm only getting around to acknowledging it now (sorry 'bout that). First-time commenter BWolf correctly identified the future celebrity in this post as (highlight to read):
Marlon Brando, making his Broadway debut in the 1946 production of I Remember Mama.
(Photo via If Charlie Parker Was a Gunslinger...)
New quiz coming up momentarily in the next post.