What kind of berries are these? \- What kind of berries are these? \- These are red Currants \- Then Why are they yellow? \- Because they are green ​ Joke explanation for those who didn't understand really fun and smart joke. So this joke is from Lithuania (it is a country in Europe) So for those who don't live in Europe, currants are berries that grow on bushes. Almost every yard has it. There are 3 types of currants: Black, red and yellow. In the joke, we are talking about red currant bushes. When it is not ripe yet, the color of red currant is yellow. When the berry or vegetable is not ripe yet, in Lithuania we say it is green (meaning not ripe, raw), so the joke is really fun in Lithuanian, and everyone laughs. Also, the joke has all colors of the Lithuanian flag: yellow, green, and red.