- December 1, 1950
- December 2, 1950
- December 4, 1950 (According to the strip, December 4 is Patty's birthday. However, her age is not revealed in this strip. In 1954 her birthday is indicated as October 21 in the previous day's strip)
- December 5, 1950
- December 6, 1950 (This strip is adapted from the Li'l Folks comic strip from January 9, 1949)
- December 7, 1950
- December 8, 1950
- December 9, 1950
- December 11, 1950
- December 12, 1950
- December 13, 1950 (This gag is recycled from the Li'l Folks strip from April 24, 1949)
- December 14, 1950 (This gag is recycled from the Li'l Folks strip from September 28, 1947)
- December 15, 1950 (This gag is recycled from the Li'l Folks strip from July 27, 1947)
- December 16, 1950 (This gag is recycled from the Li'l Folks strip from July 10, 1949)
- December 18, 1950 (Shermy is named.)
- December 19, 1950
- December 20, 1950 (The first appearance of a bird)
- December 21, 1950 (The first time Charlie Brown appears in his signature zig-zag shirt. The gag is recycled from the Li'l Folks strip from June 19, 1949)
- December 22, 1950
- December 23, 1950
- December 25, 1950 (The first appearance of the brick wall)
- December 26, 1950
- December 27, 1950
- December 28, 1950 (Shermy's last appearance in 1950)
- December 29, 1950 (The first time Charlie Brown's signature zig-zag shirt is shown with a V-neck. The gag is recycled from the Li'l Folks strip from August 24, 1947. Patty and Snoopy's last appearance in 1950)
- December 30, 1950 (This gag is recycled from the Li'l Folks strip from September 14, 1947. (Charlie Brown's last appearance in 1950))
| ← November 1950 | January 1951 → |