Dory is on a quest with Marlin to help find Marlin's lost son, Nemo. In their adventures, Dory accidentally loses the important scuba mask that has the address of where Nemo may be.
Rocky is coaching Creed and shares a valuable lesson on achieving his goals: consistency. He does this through his chant, "one step at a time; one punch at a time; one round at a time." This means that, if Creed keeps showing up to practice and puts in a consistent effort, he will become a great boxer.
Coach Carter talks to his players about the importance of their future and their chance at attending college. He encourages them to analyze their lives and make choices to better themselves.