Though a supporting player on “Seinfeld,” Stiller produced some of the comedy classic’s most hilarious and indelible moments. His abrasive Frank Costanza character, forever walking a tightrope of simmering rage, famously introduced the phrase “Serenity now!” and the holiday Festivus to the Seinfeld universe, along with the “manzier” — a brassiere for chunky guys.

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