The knives came out during Wednesday night's second and final New York City mayoral debate.

Front-runner Zohran Mamdani broke a sweat – literally – during a knock-down-drag-out final mayoral debate Wednesday as a fired-up Andrew Cuomo repeatedly pressed him to “quit acting” and deliver straight answers.

Newcomer Zohran Mamdani, age 34, has used social media and big progressive ideas to shoulder past Andrew Cuomo, who's 67 and long a member of Democratic Party royalty.