Which two episodes are these quotes from?

Kevin Owens: What is that? You can't eat that. That's a cookie.
Mr. Lynn Aloysius Belvedere: What? It's a graham cracker.
Heather Owens: You're cheating on your diet.
Wesley T. Owens: You're eating it with milk so that makes it a cookie.
Heather Owens: He's right, you know.
Wesley T. Owens: Neener, neener, neener.

George Owens: Who are these from?
Marsha Cameron Owens: They're from Robbie Rogers.
George Owens: Robbie Rogers? You mean that wimp you met before you met me?
Marsha Cameron Owens: He was not a wimp. He was sweet and kind and I'm not throwing these away.
George Owens: Okay, then I will.
[George throws out Marsha's mash letters]
Marsha Cameron Owens: George!
[Marsha throws out George's girlie magazines]
George Owens: Hey, those are collector's items!
Marsha Cameron Owens: Yeah, the trash collector.
George Owens: Who's idea was it to clean out the attic anyways?
Mr. Lynn Aloysius Belvedere: Yours, George.