Joe Jonas & Gigi Hadid Show Major PDA on Romantic Night Out in NYC

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Fashion model Gigi Hadid and Joe Jonas were spotted at the Bowery Hotel Bar in New York City and from the looks of things, they are getting very close.

An eyewitness tells ET that the two were "very affectionate with one another."

PICS: Joe Jonas and Gigi Hadid Get Close in Toronto

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Joe is said to have had his arm around Gigi most of the night and in return Gigi had her arms around his shoulders.

The two were snapped sitting very close to one another, sharing some laughs and looking really happy together, and our witness tells us that they went home together after hanging out from 11 p.m. until 4 a.m. this morning.

This comes after the two were seen looking "like a new high school couple" in Toronto.

Gigi and Joe were staying in the same hotel in the Canadian city an eyewitness told ET that they had dinner at restaurant Brassaii and later took a cab back to their hotel.

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As rumors of a romance persist, neither Gigi nor Joe has said that they are dating.

"It's just really hilarious to us," Gigi told E!. "We will read it and we will be like, 'Oh, we're dating. Oh cool.' We just laugh it off. It's funny for us."