American Girl has released its annual Halloween costumes — and this year, adults can also dress up as their favorite characters from the 1980s and 1990s.

The Windsors weren't the only royals to celebrate Halloween this year. In fact, the Greek royal family may have given the Brits a bit of a run for their money with a coordinated family costume ...

Neil Patrick Harris and David Burtka dressed up in epic Greek Gods Halloween costumes with their 13-year-old twins Gideon and Harper. The family, who is known for their insane Halloween costumes ...