$49 - $100 In February and April, Mainly Mozart will be producing drive-in concerts at the Del Mar Fairgrounds with the title of Mainly Mozart Festival of Orchestras. What does that entail? In February, players from both the LA Philharmonic and the San Francisco Symphony will come together to perform music by Mozart, Bach, Tchaikovsky, Rossini, Mascagni (?!), and Benjamin Britten. Soloists for the concerts will feature principal players from Los Angeles and San Francisco. In April, players from the Metropolitan Opera Orchestra and the National Symphony will come together to perform music by Mozart, Vivaldi, Grieg, Tchaikovsky, Bach, Rossini, and Vaughan Williams. Soloists will again be drawn from the orchestra’s principal players. However, Metropolitan Opera soprano, Susanna Phillips, will be singing in two of the April concerts.