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.
Chosen answer: Poker. They have been playing that this whole time, once a week with everyone who was invited that lived on the Lane.