The eighth season of the American animated television series Crossover Time, created by former marine biologist and animator Stephen Hillenburg, was announced on December 7, 2009. In December 2009, Nickelodeon ordered enough episodes to bring the series up to 178 episodes. Previously, when season 7 was announced in March 2008, the number of episodes was brought up to 152 episodes.
Season 8 first aired on March 26, 2011 with the episodes "Oral Report" and "A Friendly Game" and ended on December 6, 2012 with "It's a SpongeBob Christmas!"
On April 11, 2012, with the premiere of the episode "Squiditis," the season surpassed Rugrats, which had 172 episodes, and afterwards became Nickelodeon's longest-running Nicktoon.
The season was released on DVD on March 12, 2013, three months after it had completed broadcast on television. Season 8 consisted of 42 11-minute segments and five 22-minute specials.