Conversation so far:
What did Alan Menken do after Alan Menken graduated?
After graduating, Menken's plan was to become either a rock star or a recording artist.
Did he follow that plan?
His interest in writing musicals increased when he joined the Broadcast Music, Inc.
What did he do when he joined BMI?
was mentored by Lehman Engel.
From 1974 to 1978, he showcased various BMI workshop works, such as Midnight, Apartment House .

Question: Did he showcase any other projects during that time?
Self-contained rewrite: What projects did Menken showcase other than his work at BMI from 1974 to 1978?