The song "Some Other Guy" by UFO is a ballad that explores the feelings of heartbreak, loss, and longing after a significant other leaves. The lyrics convey a sense of despair and loneliness as the protagonist realizes that their love has been taken away by someone else. The song talks about how the world keeps moving, but the protagonist's life feels empty without their loved one. The chorus of the song emphasizes the pain and emptiness the protagonist feels, expressing that they are just a "mess of the blues" due to the loss of their partner. They express the desire for their loved one to come back home and the struggles they face in their absence. The repeated mention of the moon waning and rain falling symbolizes the continuous sadness and sorrow they experience. The verses delve into the protagonist's feelings of disbelief and regret for not seeing the signs of their partner's departure earlier. They mention how the phone stops ringing and there's no more late-night singing, emphasizing the absence of communication and happiness in their life. The lyrics also mention the pet's behavior, with the cat whining and the dog pining, as a representation of the overall atmosphere of sadness and longing in the home. The song concludes with the realization that the protagonist has been left with nothing but the blues, indicating their emotional state after losing their loved one. They express that things feel strange and the house remains the same but without their partner, it no longer feels like home. The lyrics convey the deep emotional impact of the breakup and the profound sense of loss experienced by the protagonist. Overall, "Some Other Guy" portrays the pain, confusion, and longing that come with losing a loved one in a heartfelt and melancholic manner.