His father, Burt, was hospitalized from a heart attack
No, he has a heart attack, but survives.
"Grilled Cheesus" Season 2 Episode 3
Adam Kolkin
Burt, Kurt's dad, did not suffer a stroke, but rather had a heart-attack in "Grilled Cheesus", the third episode in the second season.
In the episode "grilled cheesus" in the second season, Burt Hummel, Kurt's father, is in a coma after a heart attack.
I was thinking the same and then it hit me. It's the intro to Adele's Hometown Glory.
Mercades did like Kurt in episode accafellas but then Kurt told her he is gay
laryngitis
Zara
It is Season 1, Episode 18 (Laryngitis)
Season 1: Episode 20:: Theatricality
Kurt told his Dad he was gay in Episode 4: Preggers; Kurt probably thought his Dad would freak, but he didn't, and his Dad also told him he was proud of him.