Peanuts by Charles Schulz for December 19, 1957
Transcript:
Schroeder looks off to his left as a voice sings, "Happy Birthday To You..."<br> <br> He watches as Lucy approaches singing, "Happy Birthday To You..."<br> <br> She stops and continues, "Happy Birthday, Dear Beethovennn..Happy Birthday To Youuu!"<br> <br> He grimaces as she walks off laughing.<br> <br>
I wonder if Mr. Schulz himself forgot to do a strip about it and was poking fun at that.