Callan McAuliffe & Ariel Winter: Sydney Vacay!

Callan McAuliffe and Ariel Winter keep close as they pose for a picture before climbing the Sydney Harbour Bridge on Monday (November 14) in Sydney, Australia.

The 16-year-old actor is getting ready to film The Great Gatsby alongside Leonardo DiCaprio. Callan will play the younger version of Leo‘s character, Gatsby!

PHOTOS: Check out the latest pics of Callan McAuliffe

Late last month, Callan and Ariel also attended the 2011 TeenNick HALO Awards together, which honored four (4) teens who are making a difference for others.