Liam Hemsworth has cancelled an upcoming appearance at the world premiere of his new movie following his split from Miley Cyrus.

The 23-year-old Australian actor - who is currently laying low in Sydney - was set to appear at a red carpet screening for his new film 'Empire State' at the Gasparilla International Film Festival in Tampa, Florida on Tuesday, March 19, but has pulled out in favour of staying close to his family.

Miley Cyrus is ''desperate'' to get back together with her fiance Liam Hemsworth.

The 20-year-old singer is terrified 'The Hunger Games' star - who has been staying in his new Australian bachelor pad in the wake of their sudden split amid claims he cheated on her - won't communicate with her and is willing to do whatever it takes to win him after initially being intent on humiliating him.

Liam Hemsworth is living in a new home in Australia as he deals with his reported split from Miley Cyrus.

The 'Hunger Games' star's parents arranged the purchase of a $1.6 million house in his home country late in 2012 and he has been staying there amid the turmoil surrounding his personal life.

Miley Cyrus wants to ''humiliate'' Liam Hemsworth before taking him back.

The 'Can't Be Tamed' singer - who recently split from 'The Hunger Games' star - is allegedly ''giving him hell right now'' to make him feel bad for trying to control her image and who she hangs around with but she still hopes to marry him and is terrified he will make their split permanent.

Miley Cyrus and Liam Hemsworth have reportedly split.

The couple - who have been dating since 2009 but separated twice in 2010 - have reportedly gone their separate ways after the former 'Hannah Montana' star's partying ways became a ''problem'' for the 'Hunger Games' actor.

Liam Hemsworth needs a break from Miley Cyrus.

While the 'Hunger Games' actor's relationship with his 20-year-old fiancee is alleged to be in trouble amid claims about his infidelity, the couple are still together but Liam has decided to fly home to Australia for some space.