Though Halloween looked very different this year, the pros still put a lot of enthusiasm into dressing up. While traditional parties and trick-or-treating options were low, people could dress up at home and share the joy on Instagram.
Here's a roundup of who wore what on Saturday:
Anett Kontaveit as Carole Baskin from "Tiger King"
Coco Gauff as Katara from "Avatar"
Shelby Rogers as Sarah Cameron from "Outer Banks"
Alla Kudryavtseva as a skeleton
Naomi Osaka as Numbuh 5 from "Codename: Kids Next Door"
Timea Babos as a dead bride
Bob Bryan as Waluigi from "Mario Kart"
Amanda Anisimova as a lifeguard
Coco Vandeweghe as a mime
Kevin Anderson's daughter as Billie Jean King