This name was also given to the particularly busty, but sadly jaundiced, female dancer, real name is Chesty La Rue, that would swallow if you paid her a tenner and gave her some Tic-Tacs.
The Lemon-breasted Seedeater is classified as Least Concern. Does not qualify for a more at risk category. Widespread and abundant taxa are included in this category.
Nothing known about the Lemon-breasted Seedeater