fair-haired boy
US /ˈferˌhɛrd bɔɪ/
UK /ˈferˌhɛrd bɔɪ/

1.
favorito, ojito derecho
a person who is especially favored or preferred by someone in authority
:
•
He's the boss's fair-haired boy, always getting the best assignments.
Es el favorito del jefe, siempre consigue las mejores tareas.
•
The new intern quickly became the department's fair-haired boy.
El nuevo pasante se convirtió rápidamente en el favorito del departamento.