Russian humour, which overlaps a lot with Brazilian humour, was a glory to me when I learned Russian. This joke is my favourite, I've updated it a little but not too much.
Hey Sergei! Long time no see! Is that a wedding ring?
Yes my old friend, it is a wedding ring.
I never thought that you of all people get married.
Well, I got tired of eating at McDonalds.
And now I like eating at McDonalds.
By the bye, I learned Russian to read Tolstoi in the original and I discovered that the transalation is better.