《真情告白》電視劇中的一首英文插曲名為《Promises Don't Come Easy》。這首歌由Caron Nightingale演唱，收錄于專輯《TV Magic I》中，時長為2分51秒。歌詞描繪了一個愛情故事，主人公意識到自己對伴侶的愛意，但之前未曾表達，現在決心要彌補過去的遺憾。“I should have known all along, there was something wrong, I just never read between the lines, Then I woke up one day, and found you on your way, Leaving nothing but my heart behind, What can I do to make it up to you, Promises don't come easy, But tell me if there's a way, to bring you back home to stay, Well I'd promises anything to you, I've been walkin' around, with my head hanging down, Wondrin' what I'm gonna do, Cause when you walked out that door, I knew I needed you more, Than to take a chance on losing you, What can I do to make it up to you, Promises don't come easy, You know I've made up my mind, to make it work this time, That's the promise that I give to you, You never thought I loved you, I guess you never thought I cared, I was just too proud to say it out loud, Now I know, to let my feelings go (so tell me), What can I do to make it up to you, Promises don't come easy, You know I've made up my mind, to make it work this time, That's the promise I can give to you, What can I do to make it up to you, Promises don't come easy”歌曲表達了主人公對于過去未能及時表達愛意的遺憾，以及現在決心改變的決心。歌詞中充滿了深情與承諾，傳遞了即使諾言難許，也要盡力彌補遺憾的信息。這首歌曲以其真摯的情感和動人的旋律，成為了電視劇中的經典插曲，讓人感受到了愛情中的付出與堅持。