Early on, Casey meets April and there is an initial attraction. However, their conflicting personalities lead to frequent arguments at first. Over time, however, they start dating and a serious relationship develops. In the "Back to the Sewers" (seventh) season, Casey proposes marriage to her. In the finale "Wedding Bells and Bytes", they are married, with Raphael serving as the best man and Michelangelo as the maid of honor. Many recurring characters were in attendance and the ceremony performed by the Fugitoid. In the "Fast Forward" (sixth) season, the Turtles and Splinter are transported to 2105, where they meet April and Casey's great grandson, Cody Jones, the heir to O'Neil Tech, a company created by April, Casey and Donatello after the turtles return to their own time. One of Cody's inventions, the Turtle X armor, resembles Casey's hockey mask.