This episode was the last for a few things:
This was the last episode to be produced by Warner Bros. Animation, where Cookie Jar Entertainment took over from the role.
This was the last episode to be animated by Digital eMation in South Korea.
This was the last episode to feature Brittney Wilson voices Mary Test, where she was replaced by Ashleigh Ball in season 2.
This was the last episode to feature opening and closing theme song in season 1, composed by Kevin Manthei.
This is the last episode to be animated with digital ink-and-paint. From the next season 2 episode onward, the show is animated entirely in Adobe Flash.