The trailer just dropped for A Complete Unknown, Hollywood’s latest attempt to turn your parents’ record collection into box-office gold. The upcoming film stars Timothée Chalamet as the legendary Bob Dylan, chronicling the young troubadour’s early years as he bums around the ‘60s New York folk circuit and (spoiler alert?) eventually freaks everybody out by playing an electric guitar.

Pfft, call us when there’s a movie about the making of Dylan’s Christmas album.

A Complete Unknown marks a return to the music biopic genre for director James Mangold, who previously helmed the Oscar-winning Walk the Line, which starred Joaquin Phoenix as Johnny Cash, Reese Witherspoon as June Carter Cash and Robert Patrick as the T-1000, after he killed Johnny Cash’s father and took his place.

While Walk the Line was a critical and financial success, it was also painfully formulaic. And its structural triteness was...