22q11.2 deletion syndrome is caused by the deletion of a small section of chromosome 22. It results in a cleft palate, heart defects, autoimmune disorders, and more. The symptoms vary wildly and can be accompanied by learning disabilities and mental illness. Cystic fibrosis is caused by a point deletion.
The melody of Happy Birthday to You comes from the song  Good Morning to All , which has been attributed to American siblings Patty Hill and Mildred J. Hill in 1893, although the claim that the sisters composed the tune is disputed.
And so, in honor of the songâs thirtieth anniversary, here are thirty facts about the creation and legacy of âDonât You (Forget About Me)ââ¦. âDonât You (Forget About Me),â the only number one song in the U.S. for Simple Minds, was written by Keith Forsey and Steve Schiff. Forsey, the music composer for The Breakfast Club, was no stranger to film soundtracks: in 1984, he won an Oscar for co-writing âFlashdanceâ¦