Dr. Seuss <br/><br/>
Hop on Pop and Marvin K. Mooney Will You Please Go Now! ans Oh Say Can You Say? / 
Dr. Seuss. 
 - USA :  Random House,  1957. 
<br/><br/> Hop on Pop is a video about rhyming verse, rollicking and humor.  Marvin K. Mooney  is about the funny way that a unwanted Marvin is asked to leave.  Oh Say Can You Say? is about tongue twisters.