Gustav Elijah Åhr, known professionally as Lil Peep, was an American rapper and singer-songwriter. He was a member of the emo rap collective GothBoiClique. Helping pioneer an emo revival-style of rap and rock music, Lil Peep has been credited as a leading figure of emo rap music and served as an inspiration to outcasts and youth subcultures.

Emo rap is a fusion genre of hip hop and emo music. Originating in the SoundCloud rap scene in the mid-2010s, the genre fuses characteristics of hip hop music, such as beats and rapping, with the lyrical themes, instrumentals, and vocals commonly found in emo music. Lil Peep, XXXTentacion, and Juice Wrld are some of the most notable musicians in the genre.