MONACO - MAY 10: Louis Ducruet, Pierre Casiraghi, Andrea Casiraghi, and Alexandra of Hanover attend The Baptism Of The Princely Children at The Monaco Cathedral on May 10, 2015 in Monaco, Monaco. (Photo by Pascal Le Segretain/Getty Images)
MONACO - MAY 10: Louis Ducruet, Pierre Casiraghi, Andrea Casiraghi, and Alexandra of Hanover attend The Baptism Of The Princely Children at The Monaco Cathedral on May 10, 2015 in Monaco, Monaco. (Photo by Pascal Le Segretain/Getty Images)