Conversation so far:
Where was Lady Gaga born?
Lady Gaga was born at Lenox Hill Hospital in Manhattan, New York City.
Who are Lady Gaga's parents?
Lady Gaga's parents are Cynthia Louise (née Bissett), a philanthropist and business executive, and Internet entrepreneur Joseph Germanotta.

Question: Does she have siblings?
Self-contained rewrite: Does Lady Gaga have siblings?