Timothée Chalamet debuted as 'SNL' musical guest by performing three Bob Dylan tunes: "Outlaw Blues," "Three Angels," and "Tomorrow Is a Long Time."

Chalamet returned to “Saturday Night Live” for his third hosting gig after he was nominated for an Oscar for his portrayal of Bob Dylan in “A Complete Unknown.”

In addition to learning to sing like Bob Dylan, Timothée Chalamet also underwent a physical transformation for his role in A Complete Unknown. “I've turned over every stone. I did all the work, like you just described,

Timothée Chalamet was the first actor to be a host and musical guest on "Saturday Night Live." It's the latest stunt to promote "A Complete Unknown" to fans and the Academy Awards panel, alike.

Timothée Chalamet performed two lesser-known Bob Dylan songs, in his own voice, as the musical guest as well as host of 'Saturday Night Live.'

Timothée Chalamet made another stop on his awards season promotional tour this weekend by pulling a double shift on “Saturday Night Live,” hosting as himself and singing like Bob Dylan, the rock legend he plays in the Oscar-nominated film “A Complete Unknown.”

Chalamet was joined on all three numbers by James Blake on keys. The British singer/ producer later took to Instagram and wrote: “Surreal and fun to play Saturday Night Live with Bob Dylan... I mean Timothee Chalamet. Congrats to Timmy on everything. Nobody deserves it more.”

Timothée Chalamet learned to play guitar and sing like Bob Dylan for “A Complete Unknown.” He also gained 20 pounds to look more like the folk music legend, he revealed an interview with NPR. “I’ve turned over every stone.