The picture of Rita (Charlize Theron) from a year earlier, was from her Oscar winning movie, Monster (2003).
When Michael (Jason Bateman) asked Rita (Charlize Theron), "How many houses are in the British Parliament?", she replied seven while the Narrator (Ron Howard) said three was the correct answer. That is actually incorrect as there are two houses in the British parliament: The House of Lords and the House of Commons.
The photo of Rita before getting plastic surgery is in fact a photo of Charlize Theron as serial killer Aileen Wuornos, an Oscar-winning role that Theron played in the movie Monster (2003).
Rita (Charlize Theron) tells Michael (Jason Bateman), "Rita corny," a play on George Sr (Jeffrey Tambor)'s "Daddy horny" line from episode 1.6, Visiting Ours (2003).