Gianluca Vacchi, 52, cosies up to pregnant bikini-clad Sharon Fonseca, 25, in the Italian sunshine

Having announced last week that they were expecting a baby boy, Italian millionaire playboy Gianluca Vacchi and model girlfriend Sharon Fonseca looked the picture of domestic bliss on Sunday as they cuddled by the pool.

Sharon, 25, showed off her little baby bump in a pink bikini with a black lace trim as she leaned back on tattoo-covered Gianluca, 52, who nuzzled into her.

Their Labrador Olaf lay at Sharon’s feet as they sat in the shade by the pool of their Bologna property, which was basked in the sunshine in the background.

Nesting: Having announced last week that they were expecting a baby boy, Italian millionaire playboy Gianluca Vacchi and model girlfriend Sharon Fonseca looked the picture of domestic bliss on Sunday as they cuddled by the pool

Gianluca captioned the Instagram picture, ‘The four of us enjoying a beautiful Sunday at l’Eremita ❤️’, referencing their dog and their unborn son.

In further snaps, the pair enjoyed their lazy Sunday with Olaf, cuddling up to him as they sunbathed in the gardens.

The couple took to Instagram to annouce their happy news as they put on a very loved-up display together, before sharing a picture of Sharon’s bump, last weekend.

Gianluca told his 15.2 million followers: ‘Today is Mother’s Day and of course my first thought goes to my mom. 

Dog days: Sharon, 25, showed off her little baby bump in a pink bikini with a black lace trim as their Labrador Olaf lay with her in the shade by the pool of their Bologna property

Dog days: Sharon, 25, showed off her little baby bump in a pink bikini with a black lace trim as their Labrador Olaf lay with her in the shade by the pool of their Bologna property

Cute: Gianluca captioned the Instagram picture, 'The four of us enjoying a beautiful Sunday at l’Eremita ❤️', referencing their dog and their unborn son

Cute: Gianluca captioned the Instagram picture, ‘The four of us enjoying a beautiful Sunday at l’Eremita ❤️’, referencing their dog and their unborn son

Happy news: The couple took to Instagram to annouce their happy news as they put on a very loved-up display together, before sharing a picture of Sharon's bump, last weekend

Happy news: The couple took to Instagram to annouce their happy news as they put on a very loved-up display together, before sharing a picture of Sharon’s bump, last weekend

Loved-up: The couple revealed their happy news in a social media video

Loved-up: The couple revealed their happy news in a social media video

‘But I have to say that whenever I have thought of a potential mother for my son, that woman had Sharon’s characteristics.’   

He then shared a picture of himself bending down on one knee as Sharon showed off her bump in a cropped shirt. 

He wrote: ‘Thank you so much for the love you gave us. We are very grateful to life for this beautiful gift. ❤️’

He said: 'I have to say that whenever I have thought of a potential mother for my son, that woman had Sharon's characteristics'

 He said: ‘I have to say that whenever I have thought of a potential mother for my son, that woman had Sharon’s characteristics’

In love: The couple were incredibly tactile and couldn't stop kissing as they announced their happy news

In love: The couple were incredibly tactile and couldn’t stop kissing as they announced their happy news 

Gianluca, famous for his Instagram dancing videos, was first linked to Sharon in April 2017. 

He was previously in a relationship with supermodel Giorgia Gabriele, but they split in 2017 – she first shared his dancing videos which went viral.   

The entrepeneur has a daughter called Ginevra Mavilla from a previous relationship, who was born on July 6, 2002, in Italy. 

Long-term ove: Gianluca, famous for his Instagram dancing videos, was first linked to Sharon in April 2017

Long-term ove: Gianluca, famous for his Instagram dancing videos, was first linked to Sharon in April 2017

Incredible: Gianluca owns manufacturing company SEA Società Europea Autocaravan through his entrepreneurial father. His net worth is said to be around £350 million

Incredible: Gianluca owns manufacturing company SEA Società Europea Autocaravan through his entrepreneurial father. His net worth is said to be around £350 million

Gianluca owns manufacturing company SEA Società Europea Autocaravan through his entrepreneurial father.

His net worth is said to be around £350 million.

When Gianluca celebrated his 51st birthday, Sharon shared a picture of them an wrote: ‘Every day I am captivated more by your giant and brave heart.

‘I want you to continue undertaking your dreams with the love and passion that you have for all that you love, teaching us that life is a matter of moments and of not being afraid to be ourselves.

‘Fortunate are we who have the opportunity to mark your mark in our hearts. Happy birthday@gianlucavacchi.’

Saucy: Gianluca likes to wear as little as possible on social media

Saucy: Gianluca likes to wear as little as possible on social media