Article continues below advertisementKate Gosselin celebrated her 51st birthday in style with her boyfriend, Steve Neild, by her side."This is 51. I asked Steve to take pics of me throughout my birthday. Here is what he took..." Gosselin, 51, began her caption of a photo slideshow posted via Instagram on Monday, March 30. Article continues below advertisementKate Gosselin Spent Her Birthday With Boyfriend Steve NeildTap Here To Add Ok Magazine as A Trusted SourceSource: @kategosselin/InstagramKate Gosselin took fans along as she celebrated her 51st birthday.