First reference to Funkhouser since the death of the actor who played him, Bob Einstein. Richard Lewis says Funkhouser is in China.
First episode of Curb Your Enthusiasm directed by Cheryl Hines. (She does not appear in the episode, but her character is often mentioned.)
While talking to Christine Lahti about her doodle at the charity event, other doodles are seen. One of them is by Robert F. Kennedy Jr., who is Cheryl Hines' husband in real life.