The 27-year-old Twilight star and Sharni, 28, landed at the airport and were spotted laughing and holding hands as they made their way towards the exit.
“And Im back! Missed being here in Australia. Can’t wait for the grand opening of @MarqueeSydney tonight at @TheStarSydney. It’s going to be one hell of a party! #MarqueeSydney” Kellan wrote on his WhoSay page.