A famous naturalist takes Cheerilee's class on a field trip into the Everfree Forest. This promises adventure, excitement, and other things Quiz really hates.
Mister Lonely Heart is a self-styled "Grievance Counselor", a changeling who mimics ponies that his clients have issues with. When Twilight Sparkle pays him a visit, he finds out how painfully neurotic the Princess of Friendship really is.
Meet the most cynical pony in Canterlot, who under the latest Princess' orders, moves to Ponyville to meet up with the Mane Six for his own quest to find friends. Many Swear words ensue.
W-what," Pinkie swallowed nervously as she tried to speak, finding her throat was suddenly very dry. "Are you?" It seemed to stare at her for a few seconds, its dark eye sockets peering directly into her soul. "Death."