Ernie K-Doe, born Ernest Kador Jr. on February 22, 1936, in New Orleans, Louisiana, was an influential American R&B singer and songwriter. He is best known for his 1961 hit "Mother-in-Law," which reached number one on the Billboard Hot 100 and helped define the New Orleans rhythm and blues sound of the era. This upbeat, catchy track showcased his distinctive vocal style and clever lyrics, contributing to its enduring popularity. K-Doe's music often blended elements of R&B, funk, and soul, and his charismatic stage presence made him a beloved figure in the New Orleans music scene. He recorded several other notable songs, including "Te-Ta-Te-Ta-Ta" and "A Certain Girl," which further established his reputation. Beyond his musical contributions, K-Doe was a cultural icon in New Orleans, known for his flamboyant personality and colorful life. He opened the "Mother-in-Law Lounge," a bar and music venue that became a hub for local musicians. K-Doe's impact is evident in the way he helped popularize New Orleans R&B, influencing generations of artists and contributing to the rich musical heritage of the city until his passing in 2001.