Filed from 3 published puzzles

BLONDIE

Set to 3 different clues across 3 published puzzles, most often “Mrs. Bumstead” — The New York Times, Tuesday, 20 May 2008.

7 letters

Every clue on record, most used first

Mrs. Bumsteadonce
The New York Times — Tuesday, 20 May 2008
Daisy's mistressonce
The New York Times — Friday, 10 August 2001
Dagwood's ladyonce
The New York Times — Monday, 29 December 1997