New romance? Lady Gaga locked lips with sound engineer Dan Horton in a very public display of affection at Granville restaurant in Studio City, California on Sunday

All change: The PDA comes five months after she split her record producer fiancé Christian Carino – Dan has been working for the singer since November 2018.

The singer looked incredible on the date, going braless under a slinky black vest top which she teamed into very 𝑠e𝑥y black denim hotpants.

Her shorts gave a flash of her bottom cheeks and she had the word ‘Gaga’ embroidered on one of the back pockets as she later headed off for a cigarette.

Handsome man Dan, kept things simple in a black T-shirt and blue jeans as he hung out with the musician.

Gaga, oh la la! The singer looked incredible on the date, going braless under a slinky black vest top which she teamed into very 𝑠e𝑥y black denim hotpants

Just in case you were wondering: She had Gaga embroidered onto the bottom of her very short denim hotpants

Perfectly toned: The singer showed off her gorgeous tan as she headed out into the sunshine to meet her love interest

Cheeky! The musician showed a hint of her bottom cheeks as she headed out into the sunshine with the handsome chap

Where to now? The pair appeared to be spending the day together and were perhaps going to the studio afterwards

A diner told PEOPLE: ‘They were kissing as they spoke really close up,’ noting that they picked up Lemonade drinks.

‘She had a table in the front near the sidewalk, so she was clearly okay with being seen. She seemed very happy when interacting with the guy she was with.’

Another said: ‘She seemed confident and in a good place.’

But one person who doesn’t seem impressed is Dan’s actress ex Autumn Guzzardi, who shared a picture of herself and wrote: ‘Poker face’ in the comments.

Meanwhile, the singer and her ex fiancé Christian Carino called off their engagement shortly before the Grammy Awards almost six months ago (pictured in August 2018)

Something to say: Dan’s ex Autumn Guzzardi, an actress, posted some shade on Instagram after seeing the pictures and wrote;: ‘Poker face’

Oh wow: Dan and Autumn posed with Dolly Parton together in a snap taken in 2016

Her comments section was filled with posts from people who noticed the reference, with some all for it and some sticking up for Gaga.

One person wrote: ‘You’re an ex for a reason, keep your shade to your self.’

Another wrote: ‘Stop putting more hate into it all. Gaga doesn’t appreciate that, if you’re a little monster and came to throw a shade you’re not a real one.’

And: ‘Ah i see what you did there. I fell for it and came out to your instagram. But i wont stay for the follow. Ploy to up your followers.’

But others wrote: ‘No words. Beyond stunning.’

‘CLEVER CODED MESSAGE GOTCHA SHADE GIRL.’

No Bad Romance: The pair had picked up lemonades and a little PDA while they were at it

Close: The singer tenderly placed one hand on the sound engineer’s chest as they enjoyed a moment

She’s got it going on: Gaga looked absolutely stunning in her get-up as she caught up with Dan

A diner told said: ‘They were kissing as they spoke really close up,’ noting that they picked up Lemonade drinks.

Another said: ‘She had a table in the front near the sidewalk, so she was clearly okay with being seen. She seemed very happy when interacting with the guy she was with’

Off they go: The pair settled the bill before grabbing their bags and heading off

The site adds that his LinkedIn page states that he has worked for the singer since November 2018.

He is the owner of Audio Engineering Consulting Group, according to the site, and has previously worked Camila Cabello, Bruno Mars and Justin Timberlake.

Dan’s Instagram account was recently set to private.

Meanwhile, the singer and her ex Christian called off their engagement shortly before the Grammy Awards. Before that, she was engaged to Taylor Kinney.

Smoking: The singer puffed away during a quiet moment as she sat on a chair

Shady: She hid her eyes behind sunglasses as she waited alongside the handsome chap

How does she do it? Gaga looked every inch the Oscar-winning superstar as she made her way into the restaurant

Looking for something? The songwriter rifled around in her bag as she took a seat for a second

Walking tall: Lady Gaga looked super confident and certainly turned heads in her racy ensemble