The Fresh Prince Of Bel-Air: Home Is Where The Heart Attack Is
Series 4 episode 10 from 1993.
Ashley gives her dad a hard time about his weight, so he agrees to diet.
However, he pays Will money to secretly bring him junk food every day.
While eating a burger, he has a heart attack.
He ends up in hospital and everyone blames themselves.
He comes through in the end.
Movie pages here.