"Zoey 101" (8 p.m., Nickelodeon): This show, starring Jamie Lynn Spears, is being expanded into a movie special tonight. In "Zoey 101: Spring Break-Up," the gang heads for a vacation at a beachside

"Zoey 101" (8 p.m., Nickelodeon): This show, starring Jamie Lynn Spears, is being expanded into a movie special tonight. In "Zoey 101: Spring Break-Up," the gang heads for a vacation at a beachside mansion.
"Battlestar Galactica" (10 p.m., Sci-Fi): Producers are promising to deliver the biggest "Battlestar Galactica" episode "ever" tonight as one of prime time's best dramas wraps up its captivating second season.
"Warrior Queen Boudica" (8 p.m., History): Driven by determination, the woman publicly flogged by Roman soldiers united her countrymen and terrorized Roman-occupied cities across the British Isles. Boudica, bent on avenging the rapes of her daughters, spared no one, and her army killed an estimated 70,000. This new dramatization of the Iceni tribe's most famous leader was shot in high definition.