SL's first single "Gentleman", released in 2017 when he was 15 years old, has been described as a "street anthem", amassing over 83 million views on YouTube, as of January 2025 . His next single, "Tropical", peaked on the
UK Singles Chart at number 73 in February 2018 and was later certified Platinum by the
BPI in 2022. In May, his track "Genes" featuring
Chip peaked at number 90. That same month, he was featured on
Nines' track "Oh My", which peaked at number 44. "Oh My" would later be certified Gold in 2023 by the
British Phonographic Industry (BPI). On 15 May 2020, he released a single from his collaboration extended play with American record producer
Kenny Beats, titled "Bad Luck", along with its music video. They later released the EP, titled
Selhurst SE25 on 4 July 2020, along with a music video for the song "Little Bird" from the project. On 23 October 2020, he released his debut studio album, titled
Different Dude. ==Musical style and artistry==