At fifteen years old, Drew Barrymore legally emancipated herself from her parents. In 2009, she told 60 Minutes that she had first learned such a thing was possible from starring in this movie six years earlier.
The expensive flop musical that the Ryan O'Neal's character makes as a vehicle for Sharon Stone's character is a thinly veiled reference to 1975's At Long Last Love, the expensive flop musical that 'Peter Bogdonovich' made as a vehicle for 'Cybill Shepard'.