Are Sam Worthington and Lara Bingle married?

Lara Bingle and Sam Worthington have sparked rumors of marriage after he accidently called her "his wife" in a recent altercation with a photog.

The Avatar star had punched paparazzi, Sheng Li, after the latter kicked the 26-year-old model outside a New York nightclub.

The 37-year-old Hollywood hunk was heard saying "you kicked my wife" when the assault was taking place, News.com.au reported.

Worthington and Bingle, who is the former girlfriend of Michael Clarke, had previously fuelled wedding rumors when they were spotted wearing what appeared to be wedding bands on their ring fingers.