Christopher Comstock, known professionally as Marshmello, is an American electronic dance music producer and DJ. He first gained international recognition by remixing songs by Jack Ü and Zedd, and later collaborated with artists including Omar LinX, Ookay, Jauz and Slushii.
In January 2017, his song "Alone" appeared on the U.S. Billboard Hot 100 chart.
Anne-Marie Rose Nicholson (born 7 April 1991), known professionally as Anne-Marie, is an English singer and songwriter. She has attained several charting-singles on the UK Singles Chart, with Clean Bandit's "Rockabye", featuring Sean Paul peaking at number one, Rudimental's "Rumour Mill" with Will Heard, reaching number 67, "Do It Right", reaching number 90, "Alarm", reaching number 16, Friends with Marshmello and "Ciao Adios", reaching number 9, "Heavy" reaching number 37 and Then reaching 87. On Sounds Like Friday Night, she confirmed her debut album would be released in 2018.