89687, NEW YORK, NEW YORK – Wednesday January 23, 2013. Zac Efron braves some of the coldest temperatures in NYC in years to continue work on his new film ‘Are We Officially Dating?’ The actor kept warm with ear muffs as he made his way into a cafe for a scene, where he sipped warm coffee as icicles appeared to form on the window. The temperature was said to have dropped to 11¡F, the lowest since 2011. Photograph: Lenny Abbot, ©PacificCoastNews.com **FEE MUST BE AGREED PRIOR TO USAGE** **E-TABLET/IPAD & MOBILE PHONE APP PUBLISHING REQUIRES ADDITIONAL FEES** LOS ANGELES OFFICE: 1 310 822 0419 LONDON OFFICE: +44 208 090 4079