Already proud parents to 14-month-old Ethel, Lily Allen and husband Sam Cooper are now said have now welcomed a second daughter to their brood on Tuesday.
Taking after her mother, Marnie has reportedly been given the middle name of Rose.
Responding to wishes from fans on Twitter, Lily tweeted today: "Quite overwhelmed by all the well wishing going on. THANKYOU everybody x x x" [sic]
Congratulations to Sam and Lily! Their little one will be in starry company this year, as Fearne Cotton, Kate Middleton and Kim Kardashian all have babies on the way.