Masterchef

A show where 3 fat gronks eat food and go "Mmmmm".

Person 1 "Hey did you watch the new episode of Masterchef last night?"
Person 2 "Isnt that the show where 3 fat gronks eat food and go Mmmmm is it any good because it looks like shit."

SBS

Something your friend refuses to tell you even with how many times you ask them

Friend 1: Whats SBS?
Friend 2: No