Big Brother Houseguests All Stars 2 to 25

Can you name the countries with the most heavy metal bands, both in total and per capita?

Fill in the map by guessing languages. When you guess a language, all the countries that use it as an official language will be filled in.

In 90 seconds, make every country disappear from the map by typing both its first 2 letters and its last 2 letters.

Name the 20 countries which have the most users on JetPunk.