Constance would do the disknee thingy while performing sugar cloud because she grew up watching disney's cheesy musical movies with her brother. She ended up loving them a lot mainly because that's one of her core memories with her little brother.
Jane Doe ate the birthday cupcake with frosting and sprinkles all over her mouth (everyone also helped her cleaning the mess) and later she thanked everybody for celebrating her birthday even though she was somewhat aware that day wasn't her birthday (she just didn't feel right but went along with it anyway).
Mischa would go to the taco bell where Noel worked to eat something while talking to Noel since his adoptive parents sometimes forgot to feed him and he just didn't want to go home. Beside, the town was so small and he didn't have many friends at all so he felt a bit lonely.
They were the last group to ride the cyclone that night since the rollercoaster was about to close.