Friday Night Funkin' ( FNF ) is a vibrant, open-source rhythm game that has captured the internet's attention with its catchy soundtrack and nostalgic Flash-game aesthetic. Players take on the role of "Boyfriend," a blue-haired protagonist who must win musical rap battles against a colorful cast of opponents to earn the right to date "Girlfriend." By pressing arrow keys in time with the beat, you mirror the notes of your rivals in a high-stakes competition of precision and timing. While the gameplay is simple to learn, the increasing speed and complexity of its songs—combined with a massive community of creative mods—ensure that FNF remains a challenging and endlessly entertaining experience for music lovers.