Battlestar Galactica begins its fourth and final season April 4 on SciFi, and comedian/vlogger Sean Crespo has a pretty good idea of what you should expect to learn as the immensely popular remake nears its epic conclusion. Even though he hasn’t seen a single episode from season four. That’s why his new Television Without Pity vlog series is called "No Prior Knowledge." Crespo gets an assist here from Baron Vaughn, Carol Hartsell and Sara Jo Allocco.

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