Demi Lovato rocks out to Fall Out Boy with fiancé Max Ehrich on the way to dinner in Malibu

Demi Lovato has been thriving during quarantine, thanks to a whirlwind romance with Max Ehrich.

The two-time Grammy nominee recently got engaged after four months of dating, during which they mostly isolated together.

She put on a busty display Sunday in dusty rose velvet, as she rocked out to Fall Out Boy with her fiancé, on their way to a romantic dinner at Malibu celebrity hotspot Nobu.

Busty display: Demi Lovato put on a busty display Sunday in dusty rose velvet, as she rocked out to Fall Out Boy with her fiancé Max Ehrich, on their way to a romantic dinner at Malibu celebrity hotspot Nobu

The 27-year-old wore a gorgeous plunging mini dress, featuring billowy short sleeves and a ruched skirt with a panel draped down the front.

She finished the look with a pair of gold hoop earrings and some off-white chunky heels with jeweled straps.

Lovato matched the dress with a glittery purple coin purse trimmed in pearls, with a gold chain strap.

She took precautions against COVID-19 during their public outing in a gold floral printed face mask.

Velvet vixen: The 27-year-old wore a gorgeous plunging mini dress, featuring billowy short sleeves and a ruched skirt with a panel draped down the front

Velvet vixen: The 27-year-old wore a gorgeous plunging mini dress, featuring billowy short sleeves and a ruched skirt with a panel draped down the front

Flashy look: She finished the look with a pair of gold hoop earrings and some off-white chunky heels with jeweled straps

In the bag: Lovato matched the dress with a glittery purple coin purse trimmed in pearls, with a gold chain strap

Flashy look: She finished the look with a pair of gold hoop earrings and some off-white chunky heels with jeweled straps. Lovato matched the dress with a glittery purple coin purse trimmed in pearls, with a gold chain strap

Masked up: She took precautions against COVID-19 during their public outing in a gold floral printed face mask

Masked up: She took precautions against COVID-19 during their public outing in a gold floral printed face mask

Double denim: Ehrich, 29, rocked double denim, sporting an acid-washed blue jean jacket with distressed jeans, featuring red, white and blue stripes down the sides

Double denim: Ehrich, 29, rocked double denim, sporting an acid-washed blue jean jacket with distressed jeans, featuring red, white and blue stripes down the sides

Fanboy: He complemented the ensemble with a white Magic Johnson t-shirt and a pair of shimmering royal blue kicks with white chevron stripes

Price check: The Young and the Restless actor also stayed safe from the coronavirus in a navy blue face mask with a white barcode print

Fanboy: He complemented the ensemble with a white Magic Johnson t-shirt and a pair of shimmering royal blue kicks with white chevron stripes. The Young and the Restless actor also stayed safe from the coronavirus in a navy blue face mask with a white barcode print

Romantic display: They put on a romantic display as they arrived at the oceanfront sushi restaurant with their arms wrapped around each other

Romantic display: They put on a romantic display as they arrived at the oceanfront sushi restaurant with their arms wrapped around each other

Date night: The lovebirds were later glowing as they were spotted dining on the patio of the oceanfront sushi restaurant

Date night: The lovebirds were later glowing as they were spotted dining on the patio of the oceanfront sushi restaurant

Ehrich, 29, rocked double denim, sporting an acid-washed blue jean jacket with distressed jeans, featuring red, white and blue stripes down the sides.

He complemented the ensemble with a white Magic Johnson t-shirt and a pair of shimmering royal blue kicks with white chevron stripes.

The Young and the Restless actor also stayed safe from the coronavirus in a navy blue face mask with a white barcode print.

They put on a romantic display as they arrived at the eatery with their arms wrapped around each other. 

The lovebirds were later glowing as they were spotted dining on the patio of the oceanfront sushi restaurant.

Emo vibes: She previously posted a video to her story of them getting cozy in the backseat while rocking out to Fall Out Boy's Sugar We're Goin Down

Emo vibes: She previously posted a video to her story of them getting cozy in the backseat while rocking out to Fall Out Boy’s Sugar We’re Goin Down

Rock out: The Camp Rock actress then lip synced for her life to Reinventing Your Exit by Underoath in another video

Gorgeous glam: She also showed off her makeup skills in a quick clip, set to Need Her So Bad by Aynsley Lister

Rock out: The Camp Rock actress then lip synced for her life to Reinventing Your Exit by Underoath in another video. She also showed off her makeup skills in a quick clip, set to Need Her So Bad by Aynsley Lister

Stay gold: Lovato dazzled in a backseat selfie, finishing her look with a pair of octagonal gold sunglasses, which perfectly complemented her hoops

Stay gold: Lovato dazzled in a backseat selfie, finishing her look with a pair of octagonal gold sunglasses, which perfectly complemented her hoops

Kiss kiss: She and her husband-to-be posed for a mask-free photo in their dinner looks at the restaurant, as he kissed her on the cheek

Kiss kiss: She and her husband-to-be posed for a mask-free photo in their dinner looks at the restaurant, as he kissed her on the cheek

She previously posted a video to her story of them getting cozy in the backseat while rocking out to Fall Out Boy’s Sugar We’re Goin Down, as she wrote: ‘Thank god I ended up with an emo kid.’

The Camp Rock actress then lip synced for her life to Reinventing Your Exit by Underoath in another video. 

She also showed off her makeup skills in a quick clip, set to Need Her So Bad by Aynsley Lister, writing: ‘Glam by me.’

Lovato dazzled in a backseat selfie, finishing her look with a pair of octagonal gold sunglasses, which perfectly complemented her hoops.

She and her husband-to-be posed for a mask-free photo in their dinner looks at the restaurant, as he kissed her on the cheek, writing: ‘@ddlovato love you baby.’

The Sorry Not Sorry artist previously took to her Instagram Story during their lazy Sunday morning, as he hid under a white sheet in bed.

Morning routine: The Sorry Not Sorry artist previously took to her Instagram Story during their lazy Sunday morning, as he goofed around in bed

Morning routine: The Sorry Not Sorry artist previously took to her Instagram Story during their lazy Sunday morning, as he goofed around in bed

Lap of luxury: Lovato also showed off her own Sunday morning look, posing for some mirror selfies in a multi-colored silk Versace robe

Bling bling: She gave a glimpse at her enviable diamond engagement ring, on which Ehrich reportedly dropped $2.5-5million

Lap of luxury: Lovato also showed off her own Sunday morning look, posing for some mirror selfies in a multi-colored silk Versace robe. She gave a glimpse at her enviable diamond engagement ring, on which Ehrich reportedly dropped $2.5-5million

‘Honey, what are you doing?’ she asked, to which he responded, ‘I’m a ghost’ before popping out of the sheet and giggling as he said: ‘Boo!’

Lovato also showed off her own Sunday morning look, posing for some mirror selfies in a multi-colored silk Versace robe.

She gave a glimpse at her enviable diamond engagement ring, on which Ehrich reportedly dropped $2.5-5million.

The Glee actress announced their engagement on July 22, after they were first romantically linked in March.

Lovato wrote on Instagram: ‘I’m honored to accept your hand in marriage. I love you more than a caption could express but I’m ecstatic to start a family and life with you. I love you forever my baby. My partner. Here’s to our future!!!!’

Wedding bells: The Glee actress announced their engagement on July 22, after they were first romantically linked in March

Wedding bells: The Glee actress announced their engagement on July 22, after they were first romantically linked in March