Liam Hemsworth is back on the red carpet - with girlfriend Gabriella Brooks in tow. The actor attended the premiere of his latest film, "Poker Face," in Sydney, Australia, on Nov. 15 and brought Brooks as his date, marking their first red carpet appearance after three years of dating. Though breakup rumors began swirling this past summer, the couple looked very much in love at the event, smiling for the cameras and posing alongside Hemsworth's parents, Craig and Leonie. Hemsworth wore a classic black suit for the evening, while Brooks chose a gold turtleneck dress and matching heels.

At the premiere, Hemsworth also linked up with other members of the "Poker Face" cast, including Russell Crowe and sister-in-law Elsa Pataky, who's married to his brother Chris. In the thriller movie, which hits theaters on Nov. 16, Hemsworth's Michael Nankervis partakes in a high-stakes poker game that goes awry when a killer breaks...