<page_title> Dr. Seuss </page_title> <section_title> Theatrical films </section_title> <table> <cell> 1942 <col_header> Year </col_header> </cell> <cell> Horton Hatches the Egg <col_header> Film </col_header> </cell> <cell> traditionally animated <col_header> Format </col_header> </cell> <cell> Bob Clampett <col_header> Director </col_header> </cell> <cell> Warner Bros. Pictures <col_header> Distributor </col_header> </cell> </table>
Dr. Seuss first worked in the animated film Horton Hatches the Egg at Warner Bros. in 1942, directed by Bob Clampett.