Trevor ***
By: David Sheward November 11, 2021: The new musical Trevor could easily have been an extended Afterschool Special, an overly preachy message tuner with more PSA vibes than entertainment value. Set in 1981, the show follows the travails of a show-biz-loving adolescent discovering his gay sexuality and attempting suicide after a humiliating incident in middle school. He meets a sympathetic volunteer in the hospital…