Watch 30 Rock Season 3 Episode 21 online via TV Fanatic with over 4 options to watch the 30 Rock S3E21 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, and YouTube Purchase.
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Liz and Tracy encourage Jack to search for his real father. Tracy meets his new found illegitimate son, but Liz and Pete question the son's intentions.