The girl group are currently in Los Angeles rehearsing for the track's accompanying music video, while filming a pilot for their new E! reality series.
"Still buzzing after two amazing days of choreography for our next single!! #ItsABIGGIE," The Saturdays tweeted.
"I literally can't wait for u guys to see the choreography to the next single! its amazing!!! our best yet! maybe even our best song too..." Frankie Sandford said.
Mollie King added: "OMG I've just been taught SUCH a Britney move!! Buzzing about it, hahaha! #loser, but u know u wanna learn it too."
The new track will serve as the follow-up to The Saturdays' previous single '30 Days', which reached number seven on the UK chart.
Watch the music video for The Saturdays' '30 Days' below: