Frankie Sandford “Bikini body” on holiday with Wayne Bridge

She's got one of the most taut stomachs in showbusiness.

So of course Frankie Sandford likes to show it off whenever she can.

The Saturdays singer has taken to Twitter to not only show off her impressive bikini body, but share a holiday snap as she laps up the sun.

Bikini body: The Saturdays' Frankie Sandford shows off her washboard stomach as she and boyfriend Wayne Bridge messed around with starfish on holiday (Read more and See more Pictures)