Miley Cyrus was spotted "full-on making out" with a new guy. The Disney darling was seen kissing her Australian co-star Liam Hemsworth at the Nashville airport. An onlooker said the 16-year-old actress looked “as giddy as a schoolgirl." "She jumped into his arms and threw her arms around his neck and kissed him and leaned back and he was dipping her...It was like a scene out of an old movie where the guy's getting on a train and they're saying their goodbyes," a New York actor tells People magazine. The two stars recently shoot the movie The Last Song in Georgia.