Kevin Hart delighted fans with a rare public tribute to his beloved wife Eniko as he marked a special occasion.MORE: The heartbreaking true story behind Kevin Hart's film FatherhoodThe comedy star took to Instagram to share a gorgeous photo of his other half posing outside surrounded by trees, dressed in a stylish printed two-piece – complete with a crop top and trousers.In the caption, the father-of-four wrote: "Happy B Day @enikohart ….