"If You Leave" is a song by the British band OMD (Orchestral Manoeuvres in the Dark), released in 1986. The track is known for its catchy melody and emotional lyrics, which explore themes of love and longing. It became a significant hit, reaching high positions on various music charts. The song gained further popularity when it was featured in the film Pretty in Pink, which was released in the same year. Its association with the movie helped solidify its status as a classic 1980s anthem, resonating with audiences for its relatable message about heartbreak and separation.