There are at least 3 artists using the name Heartworms:


1) The project of English musician Jojo Orme, releasing singles since 2020, and debuting with the album Glutton for Punishment (2025).
https://linktr.ee/iamheartwormsofficial

2) This Washington, D.C.- based indiepop band comprised vocalist/guitarist Archie Moore (a former member of Velocity Girl) and his girlfriend, vocalist/bassist Trisha Roy (also in Belmondo and The Shapiros), along with a rotating cast of supporting players including Chisel drummer Chris Norborg and Sabine's Chip Porter.

3) Heartworms is a pseudonym of Raffet
http://raffet.bandcamp.com/
http://soundcloud.com/raffet Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.