After uploading numerous mash ups to her YouTube channel, her mash up of Taylor Swift's "Blank Space" and "Style" caught the pop star's attention, rocketing Louisa into web video stardom.
She has been performing since the age of 9. She went to Belmont University in Nashville to study songwriting and music business.
Her first EP Arrow became No. 1 on Billboard's Heatseekers Album chart.
Her parents Dave and Kristen Wendorff are active in Harvest Evangelism. Louisa has two younger sisters, Emma and Greta.
Her "Blank Space"/"Style" mash up was discovered by Taylor Swift and tweeted to her followers.