Union J star becomes a father

Union J star JJ Hamblett has become a father for the first time.

The 'Carry You' singer's girlfriend, model Caterina Lopez, gave birth to a boy at 9:30am this morning.

The tot weighed 6lb and both mother and baby are doing well.

Revealing the happy news on his Twitter account, JJ tweeted: "Its official at 9 30am today I became a Daddy The healthy little boy has arrived at a weight of 6lb!!!!! soooo happy right now :)))) xx (sic)"

Its official at 9 30am today I became a Daddy The healthy little boy has arrived at a weight of 6lb!!!!! soooo happy right now :)))) xx

— JJ HAMBLETT (@JJHamblett) November 28, 2013

Caterina went into labour on Wednesday and JJ, 25, could barely contain his excitement as he waited for their son to be born.

In earlier tweets, he said: "AND NOW WE WAIT!!! :-))))))) x ... NOT LONG NOW!!!!!! Sooooooo excited :))))) xxx (sic)"

NOT LONG NOW!!!!!! Sooooooo excited :))))) xxx

— JJ HAMBLETT (@JJHamblett) November 28, 2013

Since revealing he has become a dad JJ - who is joined in Union J by Josh Cuthbert, Jaymi Hensley and George Shelley - has been inundated with congratulatory messages on his Twitter page.

One Direction star Niall Horan was among the hundreds of well-wishers.

His message read: "Congrats JJ mate!"