I Got Spanked In Front Of Family

Im 16, 2 weeks ago we had my uncle and my 3 cousins over 2 boys and 1 girl they are 13 15 17 yo.
I had an argument with the girl about something and he without knowing what happened called all of us while my uncle was siting with him and my parents, he lowered my pants and panties down and took me over his lap and spanked me hard.
The feel that my butt was in display for them and the girl was watching happily was humiliating.
I had to stand in the corner with my panties down untill they left