<p>It's D.W.'s birthday and all she wants is Mary Moo Cow (purple with pink spots--not pink with purple spots ) But when Mary Moo Cow gets sick to her stomachs (cows have four, you know), D.W. thinks her party is ruined. But Arthur saves the day when he arrives--disguised as Mary Moo Cow </p><br><br><b>Author:</b> Marc Brown<br><b>Publisher:</b> Marc Brown Studios<br><b>Published:</b> 12/06/2016<br><b>Pages:</b> 26<br><b>Binding Type:</b> Paperback<br><b>Weight:</b> 0.16lbs<br><b>Size:</b> 8.00h x 8.00w x 0.07d<br><b>ISBN:</b> 9780986216862<br><b>Audience:</b> Baby-Preschool<p></p>