Possible Clues:

• Retired writer cut relative
• Quietly he interrupts young relative
• Niece loses heart -- that's a relief for her brother
• Huey, Dewey or Louie, to Donald
• What a relief after one shakes off the first relative
• Jason Sudeikis, to George Wendt
• A relative made it northeast ... what a relief!
• Great-___
• Short letter from Paul received by young relative
• Has a duty (to do something)