It's time for Fed Cup - and that means the players are posting photos of themselves with their teammates all over social media.
The Great Britain players are always up for a selfie as they head to Tallinn.
All smiles for Team Japan.
Gabriela Sabatini is cheering on Argentina.
Belgium is gearing up to go.
Team Australia is dressed to impress.
Carla Suarez Navarro leads the Spanish effort:
Team Canada take pride in sporting the red and white:
All white on the night for the Czech Republic:
And Team Germany mean business: