Kellin Quinn

Kellin Quinn Bostwick (born April 24, 1986) is an American singer and musician. He is the lead vocalist and keyboardist of the post-hardcore band Sleeping with Sirens. He is known for his distinctive, high-pitched vocals and for collaborating with other artists, as well as the SEGA Sound Team on the game Sonic Frontiers (2022). Some of his best known collaborations are on the tracks "King for a Day" with Pierce the Veil, and "Love Race" with Machine Gun Kelly. In 2025, Quinn released A Collection of Greetings, his debut studio album under the solo project Haunted Mouths.

pop-punk

A Collection of Greetings - 2025-02-14T00:00:00.000000Z

P U M P Me Up - 2024-10-23T00:00:00.000000Z

DEAD STARS - 2026-01-02T00:00:00.000000Z

BLINDING LIGHTS - 2025-07-23T00:00:00.000000Z

Burning Bridges (with Kellin Quinn) - 2025-05-16T00:00:00.000000Z

LIAR - 2025-05-16T00:00:00.000000Z

Dead to Me - 2025-04-11T00:00:00.000000Z

cyclical reality - 2025-04-04T00:00:00.000000Z

We're Not Scared In The Dark (With Kellin Quinn) - 2025-02-21T00:00:00.000000Z

Stay - 2025-02-07T00:00:00.000000Z

Further Til We Disappear - 2025-01-16T00:00:00.000000Z

Forever & Always - 2024-12-20T00:00:00.000000Z

Sentence - 2024-11-22T00:00:00.000000Z

August Love - 2024-11-18T00:00:00.000000Z

BLUE SUN - 2024-11-15T00:00:00.000000Z

Gravity - 2024-11-15T00:00:00.000000Z

PARADIGM - 2024-11-15T00:00:00.000000Z

Love In 3D - 2024-11-01T00:00:00.000000Z

yours to keep - 2024-10-18T00:00:00.000000Z

Start Me Up - 2024-09-05T00:00:00.000000Z

You're On Your Own, Kid (Sped Up) - 2024-08-23T00:00:00.000000Z

Too Far Gone - 2024-08-08T00:00:00.000000Z

for heaven's sake - 2024-08-02T00:00:00.000000Z

Your Shoes Will Never Be Warm - 2024-07-19T00:00:00.000000Z

Yeah! - 2024-06-28T00:00:00.000000Z