In 1963, Lee Mendelson, executive producer of “A Charlie Brown Christmas,” had just finished filming a documentary on Schulz and his “Peanuts” strip, and knew he needed to add music.

Lee Mendelson, TV Producer Behind 'A Charlie Brown Christmas', Dies on Christmas Day at 86 Lee Mendelson wrote the lyrics to the song "Christmas Time Is Here," which is featured in the iconic 1965 ...