Andrew H. Walker/GettyShe may have two boys " Alexander 'Sasha' Pete
, 2 , and Samuel Kai
, 14 months " of her own, but Naomi Watts
hit the girls' racks at the Liberty of London for Target
pop-up store launch on Wednesday in New York to shop for her 10-month-old niece.
"I've bought all sorts of dresses for her, the actress told PEOPLE's Celebrity Baby Blog. "Pretty dresses and a bikini " it makes