Alesso, Sentinel & Sick Individuals unleash explosive new collaboration ‘Upside Down’

Friday, 5 September 2025 - Global dance music heavyweight Alesso once again joins forces with Australian trio Sentinel, hot on the heels of their chart-dominating track ‘Freedom’, teaming up with Dutch powerhouses Sick Individuals for an electrifying new single ‘Upside Down’, released today via Tomorrowland Music and Alesso’s label BodyHi. Already a much-requested ID that the artists have been road-testing at iconic festivals and clubs around the world – including Tomorrowland, EDC Las Vegas, Ultra Music Festival, and more – the track is finally seeing its official release to the delight of fans everywhere. See the track ignite audiences across the globe HERE.

'Upside Down' is out now via all platforms.

From the euphoric vocal hook to its pulsating basslines, ‘Upside Down’ embodies the spirit of late-night dance floors and mainstage anthems alike – a captivating blend of soaring progressive melodies, emotionally charged drops, and an undeniable energy. Each artist’s signature style shines through as the track seamlessly entwines Alesso’s melodic finesse and technical mastery, Sentinel’s cutting-edge sound design, and Sick Individuals’ unmistakable festival energy – culminating in a track that feels both fresh and timeless – a true generational anthem.

Spanning both continent and generation, the track arrives as a celebration of music’s boundless influence, capturing the synergy of three trailblazers, driving forward with unstoppable momentum. With Alesso’s global chart-topping dominance, Sentinel’s reputation catapulting upwards, and Sick Individuals’ indisputable festival dominance, ‘Upside Down’ is destined to be the soundtrack to unforgettable moments across the globe.

About Alesso
​Alesso continues to cement his status as a global dance music leader, recently making history as the first international recording artist in Billboard Dance Radio chart history to achieve two #1 hits with two different songs in consecutive weeks. His chart-topping singles include “I Like It” with country star Nate Smith, “Never Going Home Tonight" with David Guetta and most recently, “Surrender” with Becky Hill.

Additionally, in 2024, Alesso launched his label, Body Hi, which has been soaring ever since, delivering genre-defying hits like “Lonely Heart” with John Alto and “DO YOU LIKE BASS” by John Alto, among others. In April, the sensation appeared on the cover of PAPER Magazine, where he discussed his prolific career and gave first-hand accounts of his struggles with tinnitus.

Alongside the release of Surrender, Alesso kicked off 2025’s festival season at Ultra Music Festival and Coachella, where he played an unforgettable back-to-back special set with Gorgon City at the Quasar stage during weekend 2, as well as a highly anticipated set at EDC Las Vegas on the Kinetic Field mainstage.

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About Sentinel
​Sentinel is a trio that brings their musical talents together to offer a fresh perspective on big room dance music. In just a few years, the group has showcased their versatility and signature sound with collaborations with major names across dance, pop, and hip-hop—including Ty Dolla $ign, Alesso, Sia, Martin Garrix, Becky Hill, John Newman, and more.

Since their debut set at Tomorrowland - Sentinel has taken their sound across the world, selling out venues and expanding their fanbase. Riding that momentum, Sentinel amassed over 20 million streams across platforms in 2024 alone.

Their latest single “Freedom”, a collaboration with Alesso and highly requested ID amongst fans was released earlier this summer. With each release, Sentinel continues to cement their status as one of the most promising acts to watch in the dance music landscape.

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About Sick Individuals
​Meeting at the conservatory for music in The Netherlands, Rinze ‘Ray’ Hofstee and Joep ‘Jim’ Smeele formed an instant connection bound by a shared love of music composition and electronic dance music. Drawing influences from Daft Punk, Bingo Players and Swedish House Mafia, their infectious blend of big beats and progressive house melodies quickly garnered them serious attention in all the right places. Coming from the Netherlands, where there genuinely seems to be something in the water when it comes to electronic dance music success, the pair have released on some of the world’s most influential imprints – Revealed Recordings, Spinnin’ Records, Warner, Interscope, Def Jam and Capital. Official remixes for Rihanna & David Guetta, Madonna, Moby, Rita Ora, Avicii and Icona Pop have peppered the global radio airwaves, ensuring their sound reaches millions of ears in all four corners of the planet.

https://www.instagram.com/sickindividuals/
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​https://www.facebook.com/sickindividualsofficial/
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