Boyfriend and Girlfriend have been bothered by a nasty TrollFace, and you now need to use music and rhythm to defeat it and get rid of them, which is what we invite you to do right now on the awesome songs known as:
Use music to get rid of the trolls!
Whether you choose to face these nasty stickmen in the story mode or free play mode, the way you win is the same, and it is by reaching the end of the songs and playing all their notes according to the charts along the way.
This means that you watch when arrow symbols above BF match one another and press the identical arrows from the keyboard, but missing to do that multiple times in a row leads to you losing, so be careful not to let it happen. Enjoy!