AceShowbiz - Paris Hilton is set to become an aunt again - her brother Barron's wife is expecting their first child.
Socialite Tessa Grafin von Walderdorff found out she was pregnant during a summer vacation in St Barths, where she and Barron wed a year ago.
"The couple is radiating with joy," a representative told People magazine.
The baby is due in the spring (2020).
Paris already has two nieces - her sister Nicky Hilton's daughters with husband James Rothschild.