Advice for husband

So my husband parents and brothers treat my husband like dirt. All they care about is brothers.. his brothers are jelous over him because my husband has something in life while they get drunk all time barely works. My husband was going take his dad out to eat for his bday tomrow his dad yelled at him acting stupid to him my husband hung the phone up on him. I try tell my husband all along how they are his mom talks to me like a dog. But we are always there for all them always buy them things always give them things and treat us wrong. They care more for his brothers then my husband.. when his parentd needed help working my husband drove an hour and 20 mins to help them work while his brothers wouldnt get up and help. His parents are paying his brotbers bills... my husband literally gave one of them a trailer to live and let them keep everything and they treat him like a dog... has the lights in his name and behind on the bills.. they cutting it off tuesday... my husband buys there kids cloths and everything and they are ungreatful... his parents think his brothers are gold... i think they talk about him to i have that feeling... my husband does alot for his family and they treat him wrong. He is upset about it i know it hurts him deeply but i try tell him long time ago he finally seeing it...