Everybody Ought to Have a Maid - S6-E5
Trivia: Juanita has a friend, Rachel, over at the Solis' house. The actress who plays Rachel is the same actor they used to play young Bree in season 8 episode 7.
Boom Crunch - S6-E10
Trivia: When Lynette is in therapy, the doctor who sees her is played by Jane Leeves, Daphne in "Frasier." Felicity Huffman had previously appeared with Leeves in eight episodes of the show.





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.