In "And the winner is..." Kimi's character design sometimes reverts to her design as seen in Rugrats in Paris (2000) ; a shorter dress that reveals more of her diaper.
In "And the winner is..." When the babies applaud Angelica, the top half of Kimi's dress momentarily disappears, leaving her pink undershirt visible.
At the start of "Dil's Bathtime" he is wearing his trademark outfit but when the camera focuses on Stu just before Didi enters to bathe Dil and Tommy, Dil is in nothing but his Diaper, like Tommy.