|Mollie King & Una Healy|
Writing on twitter to Una and her fiance Ben Foden, Mollie said: "@unahealy @ben_foden I am literally TOO excited to see Aoife Foden today!! I want to squeeze her but I mustn't!!! Arghhhhh! (sic)"
Mollie is not the only Saturdays member to be excite about the new arrival.
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Una's other bandmates - Rochelle Wiseman, Vanessa White and Frankie Sandford - all took to twitter to congratulate her and Ben on becoming parents.
Rochelle said: "I'm proud of all 3 of you! Can't wait to be aunty x
"A beautiful girl has entered the world today and, I'm her aunty #blessed I'm so proud of @unahealy @ben_foden BIG love! Xx(sic)"
Frankie wrote: "@ben_foden congrats. So excited!!! Big hug... Don't forget Una on mothers day Sunday! How cool. Ur mum and dad! X (sic).
While Vanessa said: "Congratulations @ben_foden @unahealy and baby! So happy!! Xxx (sic)"