Allie Sherlock is an Irish singer, guitarist, songwriter, and busker. A video of her performing a cover of Ed Sheeran’s “Supermarket Flowers” went viral on YouTube in June 2017. She appeared on The Ellen DeGeneres Show in 2018. She has performed frequently on Grafton Street in Dublin, Ireland. In 2014, Sherlock’s YouTube channel was created and, as of December 2021, had over 5 million subscribers and generated over 800 million views. She later started a Patreon channel, and (as of December 2021) had 1.7 million Instagram followers and 3 million on Facebook.

In 2017, she was on Britain’s Got Talent (series 12) and advanced to the second round. In August 2017, she performed at the 2017 Miss Universe Ireland pageant. In early 2018, she performed the song Million Years Ago by Adele on ABC’s The Ellen DeGeneres Show, and Perfect by Ed Sheeran on RTÉ One’s The Ray D’Arcy Show. Later in 2018, Sherlock signed a five-year contract with Patriot Records, owned by OneRepubliclead vocalist, Ryan Tedder.