Their romance has spanned over almost a decade.
And it looked like Miley Cyrus, 24, and Liam Hemsworth, 27, were more in love than ever as the pair were spotted sharing a quiet Valentine's Day dinner together in Los Angeles Tuesday.
The casual couple didn't need much more than each other's company as they appeared dressed down for the romantic evening.
Going strong: Miley Cyrus and fiancé Liam Hemsworth enjoyed a casual Valentine's Day dinner together on Tuesday
Long hair, don't care! The former Voice coach wore her blonde hair down for a change, showing off a bit of length from her formerly cropped hairdo
Miley changed up her look by wearing her platinum locks down for a change.
The Adore singer covered up in a grey sweatshirt emblazoned with dark text as she looked at her fiancé lovingly.
The Australian actor was handsomely disheveled, wearing a button up flannel with a beanie and showing off a scruffy beard upon his face.
Cozy couple: After their dinner, the pair could be seen wearing comfy layers while waiting for their car at valet
Nice kicks! Both Miley and Liam sported pairs of classic white Converse sneakers during the outing
The duo matched their white Converse sneakers at they waited for the car at valet while chatting with a friend who sported some flashy golden boots.
The former coach of The Voice goofed around a bit during the wait, waving around her wallet before the couple retrieved their car.
Earlier in the day, the pair went for a romantic hike, which they shared with followers on Instagram.
Valentine's Day wishes: The Australian actor shared a sweet Valentine's Day pic of Miley and the couple's four legged friends with fans on Instagram.
In the snapshot, the Hunger Games actor leans in and smiles at the camera behind dark tortoiseshell frames while you can see the Wrecking Ball singer covering up in a rainbow hoodie.
She held onto a mug of coffee and wore heart shaped glasses on her head while standing close to two of the couple's four legged friends in front of some beachy cliffs.
Liam captioned the shot with a simple 'Happy valentines' and finished the post with a festive rose emoji.
Reunited and it feels so good: The pair were first engaged in 2012 but broke things off and spent several years apart before rekindling their romance. Here, you can see the couple back in 2013 at the premiere of Liam's film Paranoia
The former Disney starlet and her actor love first started dating in 2009 after meeting on the set of The Last Song.
They became engaged in 2012 but broke things off soon after, only to rekindle their romance years later.
'At the time we were going in different directions and it’s just what needed to happen. We were both super young and it was a good decision at the time — we both needed that,' Liam revealed to GQ Australia.
Miley and Liam reunited in 2015 and the relationship seems to be going strong ever since.