Peanuts by Charles Schulz for August 17, 1963
Transcript:
Snoopy frowns as he leans over his doghouse and thinks, "What's that bug going into my house for?"<BR><BR> Snoopy glares after the bug and thinks, "If you're looking for someone, you won't find him in there . . ."<BR><BR> Snoopy watches the bug go.<BR><BR> Snoopy looks over his shoulder and thinks, "At least I don't think you will?!"<BR><BR>
Snoopy never goes in there, so how would he know?