[2] She, along with her brother and cousin, eventually became involved with the church's daily program on Charlotte TV station WAXN.

She was a talented dancer, taking ballet, jazz, hip hop, and lyrical.

Waddell was also a member of Duke University's Brightleaf Music Workshop.

Waddell turned down a scholarship from Belmont University in Nashville, Tennessee, to pursue a full-time music career.

[4] In 2006 she signed with Sparrow Records and her song "Indestructible" was featured on the WOW Next 2007 compilation CD, and she performed at Creation East/West, Spirit West Coast Monterey, ALIVE 11 festival, and Celebrate Freedom.

She was featured on Christian hip-hop group GRITS' 2006 album, Redemption, on the songs "Right Back" and "Soul Cry", both under the name Brittany Waddell.

Nicole was the opening act on the 2007 Winter Jam Tour with Sanctus Real, Hawk Nelson, Jeremy Camp, Steven Curtis Chapman, and Newsong.

[9] Waddell's song "Sunshine Girl" was featured on MTV's teen reality show Newport Harbor: The Real Orange County on September 5, 2007.

[12] On November 20, 2007, Nicole released her first EP titled Holiday Trio.

Meanwhile, the song "Headphones" was released as her second single from The Lost Get Found in the UK.

[18] On January 1, 2010, a compilation album, Acoustic Playlist: Bold, was released under StarSong.

In December 2012, she released two Christmas music videos, "Jingle Bell Rock" and "O Holy Night".

Waddell announced that she signed to Capitol Records and released "Gold" as her debut single for mainstream pop radio on December 4, 2012.

[22] A re-release of her album, Gold, was released on February 26, 2013, to mainstream pop markets.

In 2014, the song "The Sun Is Rising" was included as part of the soundtrack of the film, The Other Woman, gaining popularity without being an official single.

[26] "Through Your Eyes", the lead single from Britt Nicole's fifth studio album was released on July 29, 2016.

[27] On September 1, 2016, People Magazine announced Nicole's fifth studio album, Britt Nicole, to be released on October 7, 2016[citation needed] and later released "Be the Change" and "Pave" as promotional singles off the album.

[citation needed] Britt Nicole was released on October 7, 2016, in standard and deluxe editions.

[29][30] On February 5, 2013, Waddell announced that she was pregnant with her first child[31] and gave birth to a girl, Ella Brave Crosby[32] on July 24, 2013.

[citation needed] In December 2019, Waddell was one of several evangelical worship artists who prayed for President Donald Trump in the Oval Office.