'She slapped me!': Taylor Kinney says Lady Gaga was violent the first time he kissed her as he chats about his fiancée with Andy Cohen 

They are happier than ever these days after four years of dating that has led to an engagement.

But when Taylor Kinney first kissed Lady Gaga, it didn't go over too well, he confessed to Andy Cohen during Wednesday night's episode of Watch What Happens Live.

'She slapped me!' the 34-year-old Chicago Fire star admitted.

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Uh-oh: When Taylor Kinney first kissed Lady Gaga, it didn't go over too well, he confessed to Andy Cohen during Wednesday night's episode of Watch What Happens Live

Uh-oh: When Taylor Kinney first kissed Lady Gaga, it didn't go over too well, he confessed to Andy Cohen during Wednesday night's episode of Watch What Happens Live

This was their first kiss: It all happened during their first meeting on the set of her 2011 music video for You And I

This was their first kiss: It all happened during their first meeting on the set of her 2011 music video for You And I

It all happened during their first meeting on the set of her 2011 music video for You And I. 

He had never met the pop star before and decided to do something brash.

'I showed up and [producers] said, "Oh, this is the idea." And I said, "Okay, just let me do my thing,"' he said. 

Ouch: 'She slapped me!' the 34-year-old Chicago Fire star admitted after he shocked her with a smooch

Ouch: 'She slapped me!' the 34-year-old Chicago Fire star admitted after he shocked her with a smooch

Confession: He had never met the pop star before and decided to do something brash. 'I showed up and [producers] said, "Oh, this is the idea." And I said, "Okay, just let me do my thing,"' he said; here he is with Andy and Donna Karan

Confession: He had never met the pop star before and decided to do something brash. 'I showed up and [producers] said, "Oh, this is the idea." And I said, "Okay, just let me do my thing,"' he said; here he is with Andy and Donna Karan

'And I remember I went up, and we’re rolling, and I kissed her and she didn’t expect it. They cut, and she slapped me. And then it was just awkward.

'And the next take, I just did it again and then she didn’t slap me,' Kinney said, laughing. 'She didn’t slap me then.'

Taylor added, 'We had a good time. I think there was chemistry. It was a late shoot. We were shooting until 4 or 5 in the morning — something like that. We exchanged information. A few weeks went by and we kept in touch and then that’s that.'

Our love is here to stay: Gaga planting a kiss on Kinney at the American Horror Story: Hotel premiere in LA on October 3

Our love is here to stay: Gaga planting a kiss on Kinney at the American Horror Story: Hotel premiere in LA on October 3

Get Red-dy for the red carpet like Lady Gaga in a dramatic crimson dress

From the imfamous meat dress to a classic song siren, Lady Gaga has evolved her outlandish fashion choices into one that remains still striking but in a less campy way.

Interestingly enough she's wearing the same designer as that infamous meat dress tonight - Brandon Maxwell. He was a stylist turned NYFW showcasing designer who focuses on conplex tailoring with strong lines.

While both dresses were certainly red, this one shoulder number is much more wearable. The one shoulder style with high slit bottom make for a dramatic piece. Whether you go monochromatic like Lady Gaga and pair it with some sky high platforms, we think this dress would also look great with silver lace up sandals and a strong diamond cuff.

Sadly this exact red version was made just for Lady Gaga so check out our edit below for asymmetrical dresses.

* PRICES MAY NOT BE AS ADVERTISED

In the music video, Kinney is tending to an ailing Gaga in a barn.

He does not wear a shirt and is greased up, showing off his ripped physique.

The actor is seen holding and comforting the beauty, who at one point is a mermaid. He is also seen kissing her when she looks like a dead bride.

Early days of romance: The couple in New York City in 2012, a year after they met

Early days of romance: The couple in New York City in 2012, a year after they met

The two became engaged in February - Valentine's Day - when he presented her with a heart-shaped ring,

Indeed, the couple dated for four years before getting engaged this past February. Kinney popped

They do not yet have any wedding plans, they have said.

He is shooting season four of NBC's Chicago Fire, while she is starring in season five of American Horror Story. 

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