Alternative Metal

Sleep Theory

US Alternative Metal Rock alternative rock

Playing 2 festivals in 2026

About Sleep Theory

American rock band known for their alternative metal and hard rock sound.

8festivals

2026season

5countries

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On tour

Upcoming Festivals

Louder Than Life

Louder Than Life

Sep 17, 2026 - Sep 20, 2026 Louisville, Kentucky, United States

Aftershock

Aftershock

Oct 1, 2026 - Oct 4, 2026 Sacramento, California, United States

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History

Past Appearances

Inkcarceration

Inkcarceration

Jul 17, 2026 - Jul 19, 2026 Mansfield, Ohio, United States

Pinkpop 2026

Pinkpop 2026

Jun 19, 2026 - Jun 21, 2026 Landgraaf, Limburg, Netherlands

Graspop Metal Meeting

Jun 18, 2026 - Jun 21, 2026 Dessel, Belgium

Download Festival

Download Festival

Jun 10, 2026 - Jun 14, 2026 Castle Donington, Leicestershire, United Kingdom

Rock for People

Rock for People

Jun 10, 2026 - Jun 14, 2026 Hradec Králové, Czech Republic

Sick New World

Sick New World

Apr 25, 2026 Las Vegas, NV, United States

Heard together

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