The romantic aspect is expanded to show a more personal side between each couple. But especially Ben and Julie.
The friendships are also shown more, including relationships between Ben's team and Manny's own.
The Knights of Ascalon became heroes in honor of Ben's actions during the events involving the Diagon.
Rook Da's character is more sympathetic as he does not hate outsiders because of racism, but rather because he misses his brother. He also opens up when Ben builds him a statue of his younger brother.
Sunny and Gwen reconciling. Adding to the fact that Lucy joins in with Ben (with her encouragement of course).
Ben calling his dad a "real hero."
Ben and his family having good interactions at the party with the other guests, including grateful guests.
Ben and his counterpart from the 23rd Dimension have some nice moments in it.