The Last One to Know (song)

""The Last One to Know" is a song written by Matraca Berg and Jane Mariash, and recorded by American country music artist Reba McEntire. It was released in September 1987 as the first single and title track from the album The Last One to Know. The song was Reba McEntire's ninth number one country hit as a solo artist. The single went to number one for one week and spent a total of fourteen weeks on the country chart.