My Heart Belongs To Daddy - S2-E4
Continuity mistake: When we see Danielle standing with Bree in the kitchen, you can see a long wall behind Danielle without a passageway. But when the shot changes to Andrew and George, Danielle is standing in the background.
My Heart Belongs To Daddy - S2-E4
Continuity mistake: When Mrs. Mulberry's umbrella is run over by the garbage truck, the position of the umbrella changes between shots.
My Heart Belongs To Daddy - S2-E4
Continuity mistake: When Susan is telling Bree and Gabrielle about Zach, Gabrielle's wine glass has a small amount of wine at the bottom, but in the next shot is almost half full.
My Heart Belongs To Daddy - S2-E4
Continuity mistake: When George is eating watermelon with Bree, the position the watermelon on his plate and the salt shaker on the table change between shots before George or Bree even touch them.
Answer: Kayla was sent away in episode 16 (The Gun Song) in season 4, after falsely accusing Lynette of child abuse. She now lives with her grandparents - probably Nora's parents.
I'm curious why we never see her again, why she never talked about, and why Tom never mentions visiting her.