Christine Nelson, aka Spike, is a fictional character on the Degrassi series played by Amanda Stepto. Her first appearance in the series was as a grade 8 student on Degrassi Junior High. She is most remembered as the unwed teenage mother with the blonde spiked hairdo from which her nickname is derived. On Degrassi: The Next Generation, she is known for being the mother of student Emma Nelson, and the wife of schoolteacher Archie "Snake" Simpson with whom she has a son named Jack.