April 1 (UPI) -- Severance actress Britt Lower played the theme song of the Apple TV+ series on a trumpet during her visit to The Tonight Show starring Jimmy Fallon on Monday. The performance took place after Fallon commented that he'd learned the actress had been in her high school marching band. Advertisement "So I grew up in a really small farm town, and that meant that everyone had to do all of the extracurricular activities in order to field all of the teams, so I would often be playing