. "Mr. Frank"@en . "Mr. Frank is a fictional character in the Hey Arnold! TV Series. He is a sixth grade teacher at P.S. 118. He appears quite bored and unenthusiastic with the job he does."@en . . . "Mr. Frank"@en . . . . "Mr. Frank"@en . . . . "Mr. Frank is a fictional character in the Hey Arnold! TV Series. He is a sixth grade teacher at P.S. 118. He appears quite bored and unenthusiastic with the job he does."@en . . "School Teacher"@en .