Jack & Coke (formerly known as SeventyEight) is a Swedish production and songwriting team consisting of Svante Halldin and Jakob Hazell. They have produced and written songs for artists such as Rita Ora, Charli XCX, Tove Lo, Nick Jonas and Hayley Kiyoko. Both "Find You" by Jonas and "Curious" by Kiyoko placed on Top 40 hits on US radio. They have also co-produced the Eurovision Song Contest-winning song "Euphoria" by Loreen which is the most sold and played Eurovision song in history.
Songwriting and production credits Title Year Artist(s) Album Contributing Member(s) Credits Written with Produced with "Starstruck" 2010 Christopher Wilde Starstuck: OST Jakob Hazell Co-writer Teddy Sky, Joacim Persson, Niclas Molinder - "Kiss It Goodbye" Miley Cyrus Hannah Montana Forever Co-writer/ Producer Christoffer Wikberg, Charlie Masson, Joacim Persson, Niclas Molinder - "Zero Gravity" 2012 Kerli Jakob Hazell, Svante Halldin Kerli Kõiv - "The Lucky Ones" Utopia EP Kerli Kõiv - "Euphoria" Loreen Heal Co-producer - Peter Boström "Crying Out Your Name" Co-writer/ Producer Ana Diaz, Gino Yonan, Moh Denebi, Niklas Jarl - "Stardust" 2013 TyDi Co-writer Kerli Kõiv - "Heartquake" Mads Langer In These Waters Producer - Mads Langer "Glass House" Co-writer/ Producer Mads Langer "Elephant" "No Gravity" "Dire Straits" "Never Forget You" "Not Meant To Be Broken" "Ghost Town" "In These Waters" "Satellites" "When Silence Falls" "Can't Control the Kids" Kerli Utopia EP Kerli Kõiv - "Love Me or Leave Me" Kerli Kõiv - "Here and Now" Kerli Kõiv - "Honest" 2016 JoJo Mad Love Joanna Lovesque, Hayley Warner, Jason Dean, Joseph Kirkland - "Rise Up" Joanna Lovesque, Hayley Warner, Jason Dean, Joseph Kirkland -"Perfect Day"2017Oh My GirlColoring BookMaFly, KeyFly, Andreas Öberg, Hugo Bjork, Michael Lerios, Demitri Lerios, SYMONHugo Bjork "Life of the Party"All Time LowLast Young RenegadeAlexander Gaskarth, Kevin FisherBlake Harnage, Colin Brittain "Dark Side of Your Room" Alexander Gaskarth Blake Harnage, Colin Brittain "Same to You" The Vamps Night & Day: NightEdition Brad Simpson, James McVey, Connor Ball, Tristan Evans - "Paper Hearts" Producer - Andrew Bolooki "Find You" Nick Jonas Co-writer/ Producer Nicholas Jonas, Simon Wilcox - "Shivering Gold" Tove Lo Blue Lips Producer - Ludvig Soderberg "Curious" 2018 Hayley Kiyoko Expectations Co-writer/ Producer Hayley Alcroft, Lisa Vitale, Brandon Colbein Jono Dorr "Focus" Charli XCX Charlotte Aitchison, Alexander Guy Cook A. G. Cook "Pictures of Us" The Vamps Night & Day: DayEdition Alexandra Hughes, Ammar Malik, Jacob Kasher Hindlin, Phil Shaouy - "Hopeful" AJ Mitchell Hopeful EP Aaron Mitchell, Michael Pollack - "Been There Done That" NOTD Co-writer Magnus Danielsson, Samuel Brandt, Tove Styrke, Kennedi Lykken - "New Look" Rita Ora Phoenix Co-writer/ Producer Jonnali Parmenius, Ilsey Juber, Jordan Suecof - "Why Do You Believe Me" 2019 Broods Don't Feed the Pop Monster Georgia Nott, Caleb Nott - "Someone New"Astrid S Jonnali Parmenius, Astrid Smeplass, Charlotte Aitchison -"Years"Down LowAstrid Smeplass, Tia Scola - "Sweettalk My Heart"Tove LoSunshine Kitty Co-writer/ Co-producerEbba Nilsson, Ludvig Soderberg A Strut "Shifted" "Anywhere U Go" "Stay Over" Co-producerEbba Nilsson, Ludvig Soderberg, Jakob Jerstrom "Come Undone""Baggage" (with AlunaGeorge)Gryffin, Gorgon CityGravityCo-writer/ Co-producerAluna Francis, Daniel Griffith, Ilsey Juber, Noonie BaoGryffin, Gorgon City, Dilby"Bikini Porn"2020Tove LoBikini PornEbba Nilsson, Finneas O'Connell, Ludvig SöderbergA Strut, Finneas"I Do"Astrid S, Brett YoungI DoCo-writer/ ProducerAstrid Smeplass, Julia Karlsson, Tia Scola -"Felt This Way"Carly Rae JepsenDedicated Side BCo-writerCarly Rae Jepsen, John Hill, Jordan Palmer, Tavish Crowe -"Stay Away"Co-writer/ ProducerCarly Rae Jepsen, Tavish Crowe -"Dance Dance Dance"Astrid SDance Dance DanceCo-writer/ Co-producerAstrid Smeplass, Litens Anton NilssonAstrid S"Marilyn Monroe"Marilyn Monroe: SingleAstrid Smeplass, Eyelar Mirzazadeh, Fred Ball, Frederik Castenschiold EichenFred Ball"Can't Forget"Leave it BeautifulAstrid Smeplass, Boy MatthewsAstrid S"Hits Different"Astrid Smeplass, Tia Scola"It's OK If You Forget Me"Astrid Smeplass, Caroline Pennell"Airpods"Amy Wadge, Astrid Smeplass"Good Choices"Co-producerAstrid Smeplass, Caroline Ailin, The 23rd"Obsessed"Co-writer/ Co-producerAstrid Smeplass"If I Can't Have You"Astrid Smeplass, Maria Hazell"Leave It Beautiful"Emily Warren, Astrid Smeplass, Ludvig SöderbergA Strut"First Time"Daya Writer/ Producer Grace Tandon, Shy Martin -"Better"The VampsCherry BlossomCo-writer/ Co-producerBradley Simpson, Peter RycroftLostboy"Limited Edition"2022Nina NesbittÄlskarCo-writer/producerNina Nesbitt -"Kamikaze"2023Carly Rae JepsenThe Loveliest TimeCo-writer/producerCarly Rae Jepsen "More Then This Was"2024Zara LarssonVenus BothCo-writer/producerZara Larsson, Danja, Amanda Ibanez Danja "Optimist" 2024 Crash Adams Both Songwriter and Producer "Call It Love" 2024 Picture This Both Producer "Purple Irises" 2024 Gwen Stefani Bouquet Both Songwriter "Marigolds" 2024 Gwen Stefani Bouquet Both Songwriter "Girls Will B Girls" 2025 Natalie Jane Both Songwriter and Producer "My House" 2025 Alessia Cara Nobody Wants This Season 2: The Soundtrack Both Songwriter
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