Cat Deeley has announced she is launching a new podcast series with one of her best friends, radio DJ Edith Bowman.MORE: Cat Deeley shares never-before-seen photo from hospital after welcoming son MiloTaking to Instagram on Monday, the 45-year-old revealed that the pair will be joined by celebrity guests, and each week they'll share friendship highs and lows, swapping happy memories and funny stories.WATCH: Cat Deeley shares rare video of sons Milo and James on the farm"The secret's out… We've got a brand new @bbcradio2 podcast @edibow!!" she wrote. "Each week we'll be chatting to a celebrity and their best mate to find out the stories behind their friendship.MORE: Cat Deeley leaves fans stunned with never-before-seen baby photosSEE: 10 rare photos of Cat Deeley and Patrick Kielty's cute children"I'm so excited for you to hear it: listen now on @bbcsounds! Tomorrow we'll be on the breakfast show with @zoetheball."Edith, 48, added: "FINALLY we can talk about it.