Peter Rycroft, known professionally as Lostboy, is a British songwriter and music producer. Active in the music fields since 2010s, he has written and produced music across multiple genres, working with Tiësto, Rita Ora, Bebe Rexha, Ellie Goulding, Lewis Capaldi, Anne-Marie, Little Mix and Zedd. In 2023, he produced and co-wrote Calvin Harris' single "Miracle" which spent 8 weeks at No.1 in the UK, and Kylie Minogue's 2023 hit single "Padam Padam", for which he won the Grammy Award for Best Pop Dance Recording.

"Padam Padam" is a song recorded by Australian singer Kylie Minogue. BMG Rights Management and Darenote released it on 18 May 2023 as the lead single and opener to Minogue's sixteenth studio album Tension (2023). Written by Norwegian singer-songwriter Ina Wroldsen alongside their producer Lostboy, "Padam Padam" is a dance-pop and synthpop song with elements of electronic music and Eastern European sound. Lyrically, it touches on the topic of sexual encounter with its title being an onomatopoeia for a heartbeat.