The Day the Music Died
The Day the Music Died is held on February 3. On February 3, 1959, American rock and roll musicians Buddy Holly, Ritchie Valens, and "The Big Bopper" J. P. Richardson were killed in a plane crash near Clear Lake, Iowa, together with pilot Roger Peterson. This event in the first decade of the month february is annual.
Ice Music Festival in Finse, Norway on February 7 (They claim to be “the coolest outdoor experience” — and they’re probably right);
Musikahan Festival on February 21 (Tagum City, the Philippines);
Miyako Odori in Japan on April 1 (The Miyako Odori or 都をどり is one of Japan's best Geisha events. It features a large number of Maiko and several Geiko from the Gion district of Kyoto);
Barbershop Quartet Day on April 11 (On April 11, 1938 the Society for the Preservation and Encouragement of Barbershop Quartet Singing in America was founded in Tulsa, Oklahoma);
Eight Track Tape Day on April 11 (It's origin likely hails from the sixties and seventies)