The Jerry Lewis MDA Telethon was an annual fundraising event that supported the Muscular Dystrophy Association (MDA). Hosted by comedian Jerry Lewis, the telethon aimed to raise money for research and services for individuals affected by muscular dystrophy and related diseases. It typically aired on Labor Day weekend and featured a variety of entertainment acts, including music, comedy, and celebrity appearances. The telethon began in 1966 and became a beloved tradition, running for over 40 years. It raised millions of dollars to fund research, support families, and promote awareness of muscular dystrophy. The event was known for its emotional stories and community involvement, making a significant impact on the lives of those affected by the disease.