Mozart regularly and consistently wrote symphonies throughout his life, so much so that the longest break the composer took from composing a symphony was only four years long. However, this four-year break didn’t mean the composer was not cranking out large-scale pieces. In fact, he composed five serenades during this period, including the Serenade Number 4 in D. Hear it tonight at 7: it’s our Evening Masterwork on Classical WSMR 89.1 and 103.9.