June 2009: Miley and Liam first met on the set of the movie The Last Song, in which they played romantic interests - foretelling their real-life future.
Young love: Miley and Liam first met on the set of the movie The Last Song (pictured in 2010)
March 2010: Following months of speculation, the lovebirds confirmed their romance in the most Hollywood way possible, by making their red carpet debut as a couple at an Oscars party.
August 2010: After solidifying their status as Hollywood's coolest young It Couple, the pair reportedly went through their first breakup, with Miley's exhausting work schedule being cited by sources as the cause.
September 2010: Within weeks of the news that they had gone their separate ways, the pair were spotted out and about together.
November 2010: Fans rooting for the photogenic twosome's fledgling romance were left disappointed as they decided to split once again.
Big step: Liam proposed to Miley in 2012 (pictured in 2012)
April 2011: After spending a whole winter apart, it appeared that they came to the realisation they couldn't live apart, as they reunited in time for spring.
December 2011: Of course, nothing says 'we're together and madly in love' in Hollywood like a red carpet outing. Liam joined Miley at the CNN Heroes Gala in Los Angeles.
March 2012: Shortly after Miley accompanied Liam to the premiere of The Hunger Games, engagement rumours swirled as she was seen sporting a ring. However, the star took to Twitter to shoot down the fevered speculation.
June 2012: What a difference a few months make! The couple announce their engagement after