We all know that Hollywood darling Katie Holmes has directed and acted in a film titled Happy Hours, which will premiere at the Tribeca Film Festival in June. But what is she like to work with? Well, here’s what Jack Martin, one of the stars of the film, has to say: ‘Katie is unbelievable. She’s so, so, so kind. You can tell, not just from interacting with her, but from every single person that she hires. That movie is really her movie. Every single person she works with is also so kind, so generous.’ Hmmm. . . the word ‘kind’ has been used so many times that we’re kinda not sure what it really means. . .