“I can’t believe my baby boy is now a teenager ... Travolta are wishing Ben Travolta a happy birthday. The youngest of the Travolta children turned 13 on Nov. 23. Travolta, 69, posted ...

The former Teen Mom star's son Isaac turns 13 on Wednesday, with the mom of four sharing a heartfelt Instagram tribute to her not-so-little boy ... my whole heart! Happy birthday!

On Thursday, during his Thanksgiving celebration, the legendary actor took to his Instagram page to pay tribute and give thanks for his son on turning 13 ... a little boy. 'Happy Birthday ...