CHARTBREAKER

North London native Mae Muller started writing songs five years ago, when she was a 19-year-old working in retail and at a pub while also trying to figure out what to do with her life. She set her sights on pop stardom, co-writing the entirety of her 2019 debut album, Chapter 1, but was always reluctant to record a song written by someone else. In November 2020, however, Muller traveled to Sweden — the country had remained open to travelers from the UK during this phase of the pandemic — for a session with writer/producer Neiked, who played Muller a track he’d written called “Better Days.” Muller eventually decided to take on the buoyant, celebratory track, and the single subsequently became Muller’s first Hot 100 hit, climbing to No. 29 since its September release. “I feel like I’m a...