Noisy Tea Party
Yurika finds herself smitten with Kakeru, and plans a tea party as an opportunity to socialize with him. However, she is too shy to invite him directly, so she invites Choco and asks her to bring her friends. To Yurika's dismay, Choco arrives at the party accompanied not by Kakeru, but by a number of the kindergarteners she befriended in episode 14.
Aired 01/11/2006EP 17 - Noisy Tea Party

Chocotto Sister
Haruma Kawagoe is an only child. A long time ago, at Christmas time, his mother miscarried the child that was to have been his baby sister. That night, young Haruma knelt down and offered up an earnest prayer: "Please make my mother well again, and please give me a little sister." Years have passed, and Haruma has nearly forgotten his prayer. But Santa hasn't.... one Christmas, when Haruma is least expecting it, he gets an unusual present - his sister.
(Source: Anime News Network)