lucky star

bar star

A woman who frequents bars or lounges, usually late at night.

hitch one's wagon to a star

To commit to an aspirational goal or course of action that will lead to fulfillment.

lucky break

A stroke of luck; a fortunate event, particularly of the sort that propels one to success, fame, etc.

lucky dip

A selection solely at random.

lucky dog

Someone with astounding good luck.

lucky duckling

Synonym of lucky duck.

star turn

An acting performance which causes the performer to become renowned.

star vehicle

A movie, play, TV series, or other production that enhances an actor's career.