My Little Pony: Friendship is Magic #41
- Publisher: IDW
- Written By: Katie Cook
- Art By: Andy Price
- Language: English
- Digital Release Date: March 30th, 2016
"Rainbow Dash's Very Bad Day" A good day turns bad and Dash can't shake her bad mood. Before long, it infects all of those around her. What can cure this case of the grumpies?!