What is the song where theres a house party and the lead singer gets cheated on and the girl then regrets it it is sung by a punk rock band it also has a chorus where he sings Whoa oh?

The song you're thinking of is "Check Yes Juliet" by We the Kings. In the song, the lead singer narrates a story about a tumultuous relationship, including themes of heartbreak and regret. The catchy chorus features the "Whoa oh" refrain, making it a memorable punk rock anthem. The narrative captures the emotions surrounding infidelity and longing.