I think it is about a broken relationship. Baking the cake is a metaphor for building a relationship. Leaving the cake out in the rain is a metaphor for neglecting a relationship.
Macarthur Park looks like it is melting in the dark as the author cries and day turns to night.
Definitely metaphorical as I'm sure that Webb didn't indulge in mind-altering drugs.
I think it is about a broken relationship. Baking the cake is a metaphor for building a relationship. Leaving the cake out in the rain is a metaphor for neglecting a relationship. Macarthur Park looks like it is melting in the dark as the author cries and day turns to night. Definitely metaphorical as I'm sure that Webb didn't indulge in mind-altering drugs.