Spike and the human Mane 7 are best friends and he helps them with everything no questions asked, one day the Principal asked them to stay the night at her place to watch over her son even though he can take care of himself.
They decided to make it a slumber party that ends with the girls giving him a special thank you gift for always helping and being there for them.
In this story, Spike is the same age as the human Main 7