Katharine McPhee joins fiance David Foster at Celebrity Fight Night

They got engaged during a romantic break in Italy earlier this summer.

And Katharine McPhee, 34, and David Foster, 68, returned to their special place to attend the Celebrity Fight Night charity fundraiser at Palazzo Pucci in Florence on Sunday.  

The American Idol runner-up turned heads in a flowing red and blue floral gown with a sweetheart neckline as she turned out at the benefit, held in support of The Andrea Bocelli Foundation and the Muhammad Ali Parkinson Center. 

Special place: Katharine McPhee, 34, and David Foster, 68, returned to the country of their engagement to attend Celebrity Fight Night at Palazzo Pucci in Florence on Sunday

The Broadway star’s glamorous ensemble sat off her shoulders, ensuring she could show off a glimpse of cleavage.

Katharine teamed her chic dress with a pair of black strappy sandals, an array of bracelets and a silver necklace.

The star’s brunette locks were brushed into a straight, sleek style as her fringe framed her face.

Katharine complemented her features by wearing a natural palette of make-up.

Chic: The American Idol runner-up turned heads in a  floral gown  as she turned out at the benefit, in support of The Andrea Bocelli Foundation and the Muhammad Ali Parkinson Center

Chic: The American Idol runner-up turned heads in a floral gown as she turned out at the benefit, in support of The Andrea Bocelli Foundation and the Muhammad Ali Parkinson Center

Turning heads: The Broadway star's glamorous ensemble sat off her shoulders, ensuring she could show off a glimpse of cleavage

Turning heads: The Broadway star’s glamorous ensemble sat off her shoulders, ensuring she could show off a glimpse of cleavage

Stunning: The star's brunette locks were brushed into a straight, sleek style as her fringe framed her face as she took to the stage alongside Kristin Chenoweth, 50

Stunning: The star’s brunette locks were brushed into a straight, sleek style as her fringe framed her face as she took to the stage alongside Kristin Chenoweth, 50

Impressive: Katharine was among the artists that performed during the culmination of the event, and she was seen singing alongside Andrea Bocelli

Impressive: Katharine was among the artists that performed during the culmination of the event, and she was seen singing alongside Andrea Bocelli

Wedding bells: The music mogul got down on one knee in July at a charming Italian restaurant in Ana Capri, the top of the island of Capri, Italy

Wedding bells: The music mogul got down on one knee in July at a charming Italian restaurant in Ana Capri, the top of the island of Capri, Italy

David looked sharp in a teal suit, which he paired with a navy blue button-up shirt and wore without a tie.

The music mogul got down on one knee in July at a charming Italian restaurant in Ana Capri, the top of the island of Capri, Italy.

This will be a fifth marriage for David and a second for Katharine, who was wed to Nick Cokas from 2008 until 2016.

David has daughters Allison, 48, Amy, 44, Sara, 37, Erin, 35, and Jordan, 31, and his ex-wives include BJ Cook, Rebecca Dyer, Linda Thompson, and Yolanda Hadid of Real Housewives Of Beverly Hills fame.

In her element: Katharine couldn't help but beam as she sang with Kristin

In her element: Katharine couldn’t help but beam as she sang with Kristin

Elegant: The Broadway star looked sensational in a black sequinned gown, which sat snugly on her frame as she sang

Elegant: The Broadway star looked sensational in a black sequinned gown, which sat snugly on her frame as she sang

Finishing touches: Katharine teamed her chic dress with a pair of black strappy sandals, an array of bracelets and a silver necklace

Finishing touches: Katharine teamed her chic dress with a pair of black strappy sandals, an array of bracelets and a silver necklace

Dapper: David looked sharp in a teal suit, which he paired with a navy blue button-up shirt and wore without a tie

Dapper: David looked sharp in a teal suit, which he paired with a navy blue button-up shirt and wore without a tie

Striking: American singer Pia Toscano also looked stunning in her bright yellow dress, which had a chiffon train that wrapped around her trim waist

Striking: American singer Pia Toscano also looked stunning in her bright yellow dress, which had a chiffon train that wrapped around her trim waist

Having fun: Katharine and Melissa Peterman danced along to the music

Having fun: Katharine and Melissa Peterman danced along to the music

The 5th Annual Celebrity Fight Night in Italy kicked off on September 4, and the philanthropic adventure brings donors and special guests together to enjoy magical experiences in some of Italy’s most beautiful regions.

It includes elegant dinners and entertainment, and Katharine was among the artists that performed during the culmination of the event.

Other artists featured during the fun-filled night included Reba McEntire, Kristin Chenoworth, Brian McKnight, Caroline Campbell and Michael W. Smith.

Funds raised will benefit both the Andrea Bocelli Foundation and the Muhammad Ali Parkinson Center.

Lovely event: The 5th Annual Celebrity Fight Night in Italy kicked off on September 4, and the philanthropic adventure brings donors and special guests together

Lovely event: The 5th Annual Celebrity Fight Night in Italy kicked off on September 4, and the philanthropic adventure brings donors and special guests together

Musical entertainment: It includes elegant dinners and entertainment, and David was also among the artists that will perform during the culmination of the event

Musical entertainment: It includes elegant dinners and entertainment, and David was also among the artists that will perform during the culmination of the event

Friendly: Katharine and Andrea smiled as they performed together

Friendly: Katharine and Andrea smiled as they performed together

Chic: Kristin looked stylish in her dazzling ensemble which she offset with grey furry bracelets

Chic: Kristin looked stylish in her dazzling ensemble which she offset with grey furry bracelets

Dynamic duo: Veronica Bocelli (left) and Andrea Bocelli hosted the charity event

Dynamic duo: Veronica Bocelli (left) and Andrea Bocelli hosted the charity event

Into it: Pia performed with all her heart as she sang on stage

Into it: Pia performed with all her heart as she sang on stage

Legs for days! Pia added a dazzling touch with a pair of silver heels that ensured she put on a leggy display in her outfit

Legs for days! Pia added a dazzling touch with a pair of silver heels that ensured she put on a leggy display in her outfit

Katharine stepped out on stage to perform with a number of other musicians on stage, including Andrea Bocelli and Kristin Chenoweth.

The Broadway star, 50, looked sensational in a black sequinned gown, which sat snugly on her trim frame as she sang.

American singer Pia Toscano also looked stunning in her bright yellow dress, which had a chiffon train that wrapped around her trim waist.

Giggles: Kristin couldn't help but laugh as she attended the glitzy event

Giggles: Kristin couldn’t help but laugh as she attended the glitzy event

Animated display: Kristin and Melissa Peterman were happy to see each other

Animated display: Kristin and Melissa Peterman were happy to see each other

High spirits: The musical guests were having a great time during their performance

High spirits: The musical guests were having a great time during their performance

 Enjoying the music: Morgan Freeman smiled as he also attended the charity event

 Enjoying the music: Morgan Freeman smiled as he also attended the charity event

Cute: Brian McKnight and his wife Leilani Malia Mendoza looked smitten

Cute: Brian McKnight and his wife Leilani Malia Mendoza looked smitten

Guest: Ukranian boxer Wladimir Klitschko also came to the event (pictured with Veronica Bocelli)

Guest: Ukranian boxer Wladimir Klitschko also came to the event (pictured with Veronica Bocelli)

Loved-up: Brian and his wife looked sweet as the sat close together at the event

Loved-up: Brian and his wife looked sweet as the sat close together at the event

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