Routinely called a "musician's musician," the pianist had an atypical career that even he called mysterious. He spent it returning to a handful of favorite composers, with acclaimed results.

For a show that's never been shy about celebrating itself, Saturday Night Live was bound to lean hard into its 50th season. But the results were as mixed as ever.

Chalamet stars as a scrappy shoe salesman who dreams of becoming the greatest table tennis player in the world — and is willing to steal, cheat, sweet-talk and hustle his…