Dr. Rivers and Nemo are back at the amusement park. They're both psyched to be back on the ride--they've been waiting for a long time to do so. But, as usual, they can't figure out how to ride the roller coaster without scaring Nemo. He's so scared of the ride that he tries to squeeze his hand to get it back, but it doesn't work. He asks Nemo if he's ever ridden a wheel before, and he says he hasn't since he was a kid. Nemo says they haven't been able to ride a wheel in a while, so they're going to try it again soon. He tells Nemo to sit by him while he rides the coaster, because it'll be fun to be with him. Nemo's not having any of it. He starts to growl at the thought of sitting next to someone who's going