The song is often used for a wedding song. It was first played in a wedding-themed commercial in the winter of 1970. It was released in September, 1970. It had Karen Carpenter's lead vocals and overdubbed harmonies by her and his brother Richard Carpenter. "We've Only Just Begun" peaked at #1 on the Cash Box singles chart. It also hit #2 on the "Billboard" Hot 100. The song helped the Carpenters win two Grammy Awards including Best New Artist. They also won a Grammy for Grammy Award for Best Pop Performance by a Duo or Group with Vocals.