My Little Pony: Adventures in Friendship — IDW Publishing
Issue: #4
This volume collects three stories featuring Princess Luna and Discord. First, Discord helps the Cutie Mark Crusaders on their quest for cutie marks, then Princess Luna looks to Pinkie Pie to help her find her funny bone, and finally, Luna tries to help Discord get some sleep!
Creators: Brenda Hickey, Jeremy Whitley, Sara Richard, Tony Fleecs
Characters: Princess Luna, Discord, Pinkie Pie, Praiser Pan, Golden Gavel, Fancy Shmancy