Peanuts by Charles Schulz for April 26, 1976
Transcript:
Snoopy stands on the doghouse and thinks, "Hey, stupid cat who lives next door . . ."<BR><BR> Snoopy runs on the doghouse and clenches his fists. He thinks, "Now that my foot's back in shape, how about going a few rounds?"<BR><BR> Snoopy continues to think, "What's the matter, afraid I'll punch your lights out?"<BR><BR> Snoopy thinks, "Can't hear me with the window closed!"<BR><BR>
Also you’re not speaking aloud