Tawana, 21, had no idea she was eight months pregnant.
She joins Jonelle and Kirsty in the studio with her partner Emmanuel, and their one-year-old baby River to share their story.
So what are cryptic pregnancies? How often do they happen? And who is most likely to experience them? BBC health reporter Elena Bailey explains all.
Plus, Jonelle hits the red carpet to ask your favourite Bridgerton stars about the Genny Lec.
And, who is winning the political PR war? Kirsty speaks to the experts for their take on the TikTok race on our For You pages.
What would you like Kirsty and Jonelle to investigate next? DM them, or send your ideas to reliablesauce@bbc.co.uk.
You can listen to the latest episode of Reliable Sauce anytime on your smart speaker by asking Alexa for “Reliable Sauce on BBC Sounds”.
With thanks to Tom Rouse, Associate Lecturer at University of the Arts London and Thea Parnell, Head of Digital at MHP group.
Technical producer: Mike Regaard | Producers: Keiligh Baker, Paige Neal-Holder and Nayana Mena | Editor: Ben Mundy | Senior News Editor: Sam Bonham
00:45 Parties up their TikTok game
04:00 The Ton on the genny lec
06:55 "I didn’t know I was having a baby"
17:15 The science behind a cryptic pregnancy
