In most musical revues, the plot comes second to the music. But in “Forever Plaid,” which opened Thursday at Coeur d’Alene Summer Theatre, the plot explains the urgency behind the songs. The plot of “Forever Plaid,” quickly introduced by an offstage announcer before the title quartet takes the stage, goes something like this:
“The Pink Tablet” explores poet Ellen Welcker’s work and the “feral opera” she created, part theater, part dance, part song, to release a collection of poems in lieu of a typical poetry reading.