Oscar Thomas Holter is a Swedish record producer and songwriter based in the United States. He is best known for his work with record producer and fellow Swede Max Martin and Canadian singer-songwriter the Weeknd on the 2019 single "Blinding Lights", which became the longest-charting Hot 100 song and the #1 greatest song of all time according to the Billboard Hot 100. Holter has written and produced songs with the likes of Katy Perry, Taylor Swift, MARINA, Tove Lo, Charli XCX, DNCE, Hailee Steinfeld, Carly Rae Jepsen, Cher Lloyd, Christina Aguilera, Adam Lambert, and Troye Sivan. He is also a former member of the EBM band Necro Facility.

"Let There Be Love" is a song recorded by American singer Christina Aguilera for her seventh studio album, Lotus (2012). It was written and produced by Max Martin and Shellback, with additional writing from Bonnie McKee, Oliver Goldstein, Oscar Holter and Jakke Erixson. Having originally collaborated with other producers in her earlier works, Aguilera stated that the "full circle" her career had taken became the right time to work with Martin. The song combines dance-pop, EDM and pop music genres, and is influenced by electronica and trance. Its instrumentation incorporates synths, drums and electronics.