This one is so obvious it almost feels like cheating:
Hey Paula by Paul and Paula
Tom Paxton’s Phil talks about reporters calling him when Ochs committed suicide:
They asked about Dylan, about MacDougall Street and Third
Question piled on question and each question more absurd.
You don’t have to be a genius to realize that “Dylan” is a reference to Bob, but you have to be one to remember he first got noticed in the early 1960’s folk movement, same time as Paxton and Ochs.
I’m pretty sure it’s not cheating if you get the answer completely wrong. 
Fro, Forbidden Broadway’s parody I Dreamed A Show:
I dreamed a show in days gone by.
Neil Diamond didn’t sing my hit song.
A pretty girl they glorified.
And act one wasn’t so damn long.
nm (didn’t read the rules closely enough)
“Billie” is namechecked right at the beginning of Billie Eilish’s Bury a Friend, by another vocalist.