Truth or dare?

Ha ha, are you gonna make me do something crazy?
I ain't gon' make you do nothin'

Alright, I'll take truth

Mmm, wait wait wait, I gotta turn the radio down for this one
Wait, I'm her best friend, I'll ask her the question
How you, go 'head, go 'head

So what's your question?
Describe the greatest ex you've ever had