When she walked up, he walked down Just like the seasons went round and around She was in love, he wasn't sure She wrote some letters, he tried to ignore They could have been so happy together They could have been so lucky in love Sing la-di-da, so happy together They could have won the earth, the sky, the sun She carried his ring since she left school He knew she was precious, the prettiest jewel She wanted a baby, but he wasn't sure He couldn't make up his mind anymore They could have been so happy together They could have been so lucky in love Sing la-di-da, so happy together They could have won the earth, the stars, the sun I couldn't ever hurt no one You feel shattered, I'm sorry for what I've done We could have been so happy together We could have been so lucky in love Sing la-di-da, so happy together We could have won the earth, the sky, the sun Yeah, we could have been so happy together We could have been so lucky in love So happy together We could have run the universe We could have run the universe We could have run the universe for fun So happy together So happy together So happy together