McDonald, Megan,

Judy moody, mood martian / Megan McDonald ; illustrated by Peter H. Reynolds. - First paperback edition. - 188 pages : illustrations ; 19 cm. - Judy Moody ; no. 12. . - McDonald, Megan. Judy Moody ; no. 12. .

When it is "Backward Day," Judy must turn her usual sour mood upside down and be happy and nice for a change.

ISBN: 9780763680152

Subjects--Topical Terms:
Moody, Judy (Fictitious character)--Fiction.
Emotions--Fiction.
Friendship--Fiction.
Humorous stories.