With raw vulnerability and an unmistakable stage presence, Sydnie Christmas brought Broadway-level brilliance to her very first headlining show in America.

The rising star took the stage at Sony Hall in New York City on April 8, 2025, delivering a soul-stirring performance of Sara Bareilles’ “She Used to Be Mine” that left the audience breathless.

Christmas, whose powerhouse vocals and heartfelt storytelling have quickly won her international acclaim, poured every ounce of emotion into the beloved ballad.

Watch her performance below.

Known for her ability to fuse theatrical flair with pop sensibility, the singer’s rendition was nothing short of transformative. From the moment the first note rang out, Christmas captivated the room with her rich, controlled tone and expressive phrasing.

Though many artists have covered Bareilles’ poignant hit from the musical Waitress, Christmas’s take brought something uniquely her own—an aching vulnerability paired with astonishing vocal control. Her voice cracked just slightly in all the right places, offering listeners a mirror to the song’s raw lyrical honesty. Every word she sang seemed to ripple through the crowd, tugging at memories, heartbreaks, and hopes long buried.

The emotional gravity of her performance was evident in the stillness of the room. As Christmas approached the song’s final crescendo, she didn’t just hit the high notes—she lived them. Her voice swelled with heartbreak and resilience, building to a climactic finish that earned an immediate standing ovation.

What to Know About ‘She Used to Be Mine’ by Sara Bareilles

“She Used to Be Mine” was originally written and performed by Sara Bareilles for the 2015 Broadway musical Waitress, which was adapted from the 2007 film of the same name. The song is sung by the main character Jenna, a woman reflecting on the person she once was before life took its toll.

Praised for its emotional depth and vocal challenges, the ballad has become a favorite among vocalists and fans of contemporary musical theater alike. The track is known for demanding a balance of subtle storytelling and technical precision—qualities Sydnie Christmas delivered in spades.