Claim: The Thundermans have 20 episodes on its first season, where the first three episodes received 2.39, 2.60, and 1.85 million viewers, respectively, in the USA.
Evidence: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 2.39 2.60 1.85