Don't Worry, Be Happy Don't Worry, Be Happy "Don't Worry, Be Happy" is a popular worldwide hit song by musician Bobby McFerrin. Released in September 1988, it became the first "a cappella" song to reach number one on the "Billboard" Hot 100 chart, a position it held for two weeks. The Indian mystic and sage Meher Baba (1894–1969) often used the expression "Don't worry, be happy" when cabling his followers in the West. In the 1960s, the expression was printed up on inspirational cards and posters of the era. In 1988, McFerrin noticed a similar poster in the apartment of the jazz duo Tuck
A cappella in Providence, Rhode Island. The popularity of a cappella among high schools and amateurs was revived by television shows and movies such as "Glee" and "Pitch Perfect". High school groups have conductors or student leaders who keep the tempo for the group. The musical show "Strepsils Stereo" is credited for introducing the art of a cappella in Pakistan. Composer Dinesh Subasinghe became the first Sri Lankan to write a cappella pieces for SATB choirs. He wrote "The Princes of the Lost Tribe" and "Ancient Queen of Somawathee" for Menaka De Shabandu and Bridget Halpe's choirs, respectively, based on historical incidents