Lord and Lady Cadwallider are characters in The Cadwalliders of Essex, a show about an upper-crust British family that Stewie adores in "Chap Stewie".

As Lady Cadwallider expresses a desire to bathe herself, Lord Cadwallider slowly states that everything he has ever heard is vexing as Stewie remarks on the fast pace of the episode.

Lady Cadwallider is voiced by Alex Borstein.

Lord Cadwallider is voiced by Seth MacFarlane.