LivingSocial is now officially the top application on Facebook with 20,009,207 monthly active users.

You may be familiar with seeing it on your newsfeed. It’s the one where you get to share your “Top 5” favorite things with your friends e.g. Albums, Books, Movies, Beer, TV Shows etc.

Most recently, LivingSocial created “Picktacular”, a new social gaming app where you get to pick your friends’ Top 5 Favorite things.

A popular “Top 5 Albums” application on Facebook also means for artists getting the word out about their new release, could now be as easy as getting friends to list the album as just a few of their favorite things.