December 13th...

 Celebrating broadcast anniversaries...

"The Lucy Show" - "Lucy the Choirmaster"

December 13, 1965 (58 years)

pictured above: Lucille Ball and Gale Gordon

"Murder, She Wrote" - "A Christmas Secret"

December 13, 1992 (31 years)

pictured above: Dame Angela Lansbury and William Windom