It doesn't matter. It's love. Who sang the song: sleepless night

This sentence came from a dialogue in the novel,"A Smile is Beautiful." The original text was as follows: Bei Weiwei: " Mr. Xiao, I know I look like a mess right now, but it's okay. It's love." "What is love?" Bei Weiwei: " When you love someone, you will be willing to do anything for them, even if it goes against your own principles." "I understand." Bei Weiwei: " No, love is when you fall in love with someone, you will be willing to give up everything for him, including your own principles." "Is that still love?" Bei Weiwei: Of course, if this is not love, then what is love?

Taylor Swift is the one who sang 'Love Story'. The song has a charming melody and touching lyrics that captured the hearts of listeners worldwide.

Taylor Swift sang 'Love Story'. It's one of her popular songs.

I think it might be Adele. She's known for singing emotional songs like that.

It's okay, it's love. Zhao Yincheng and Kong Xiaozhen did not sing a specific song in trailer 1. Instead, they used light music and dance to present the story. The entire song was a popular Korean song called " How You Like That ".

" There's No Love Between Us " is a modern romance and urban life novel written by the author, Flower Love. The general plot of this novel is: He had once said that he would not marry her, but he had slapped himself in the face. He had also said that they would not interfere with each other after marriage. There was no love between the two of them. She listened to every word he said and tried her best to keep a distance. However, he suddenly leaned over and slapped himself in the face again." I hope you won't be good to me." "Why?" However, he smiled." We're husband and wife, and you're my wife. It's only right that I treat you well." In the end, she fell in love with him. However, the price of love made her fall into hell. When she cried and asked him heartbreakingly," Is there no love between us? There was no love in the beginning and no love in the end? Never?" He was silent. The plot is fictional, please do not imitate it. ---------------------------- " I Don't Need to Say a Thousand Words to Love You " was a modern romance novel written by the author I Say. The general plot of this novel was: A phone call was the beginning of the two of them, but it was not that simple. A misunderstanding? Inferiority! Lingering? Separation! Brave… ---------------------------- " Love Doesn't Need Explanation " was a modern romance novel written by the author Yun Ziyi. The general plot of this novel was: She had always treated him like a brother. She might forget him when she was happy, but when she was sad or frustrated, she would lean on his shoulder. For some reason, every time she leaned on his shoulder, she would feel inexplicably at ease. Later on, when she found out that the person she had always loved was him, he already had a girl by his side… She did not know when it started, but he had always loved her silently. He did not even want to burden her. He did not show his love. He watched her fall in love with someone else again and again, but this silent love really made him feel tired. It made him want to give up, but he could not control his heart. He still loved her. When would his heart be discovered by her… ---------------------------- " With Love in My Hand, The Long Night Is Not Cold " was a modern romance novel written by Ni Nan. The general plot of this novel was: How could there be so many sudden feelings of regret? In the beginning, it was just a coincidence, and then they attracted each other's true nature. There was no such unreasonable hatred. Most of it was because the desire in their hearts was difficult to calm down. They bullied the weak and feared the strong, and avoided the important and dwelled on the trivial to find a convenient exit for themselves to vent. She thought that what she wanted was not complicated at all,'If you don't give it to me, I don't want it. It's not mine. I don't love it. If you don't want me, I don't want you. If you don't love me, I don't love you. ---------------------------- " Love, So Simple " was a modern romance novel written by the author, Little Xianglulu. The general plot of this novel was: What was love? Love at first sight, love after a long time, or fate. No matter what, anyone who has the heart will give for the person they love. Status, money, and power are insignificant in front of love. Love will appear. Even if two parallel lines that can never cross will gradually shift into a line that will forever extend to infinity. Love could be a look, an action, a greeting…Love was actually very simple. The plot is fictional, please do not imitate it. ---------------------------- " Dear, That's Not Love " was a modern romance novel written by the author, Plum Meat Bun. The general plot of this novel was: It is said that three years of pain, seven years of itch. Xu Tong had been married to Fu Bochuan for three years, but the two of them had lived a carefree life. They did not love each other, but they were bound together by a marriage. She said," You don't love me." He replied," Love isn't something you say, but something you do with your body." ---------------------------- " Unwedded Love " was a modern romance novel written by the author, Troubled Times. The general plot of the novel was: People who miss each other don't necessarily need to meet. ---------------------------- Perhaps That's Not Love was a modern romance novel written by the author, Su Feiqin. The general plot of the novel was: Orange colored time, cold fingertips. He was the timid boy who always followed behind her, and she was the stubborn girl who protected her. That year, that boy loved that girl, but the two of them stayed together in the name of friends for nine years. After ten years, they separated and missed each other. When they met again, he was no longer the boy from before. He was evil and powerful. He kept changing girlfriends by his side, and she also had someone to talk about marriage. She had a happy life, but jealousy, betrayal, and bad luck... Everything was destroyed. However, he still said firmly," What relationship, when, for what, where, it doesn't matter. As long as we're together." ---------------------------- " Love, That Hurts " was written by the author for seven days, seven months, and seven years. It was a romantic novel about the pain of youth. Love was sweet. They could be intimate, snuggle up to each other, and comfort each other. Love was also broad. It was not just pure love, but also kinship and friendship. We love everyone and use our love to care and protect them. However, there is only so much without love. What do we have left after giving love? Love was both sweet and bitter. Loving each other, hurting ourselves, hurting others, loving the people we love. Love was so sweet. Love, so painful--plot fictional, please do not imitate. ---------------------------- I Don't Want to Find a Reason to Love You on Purpose " was a modern romance novel written by the author Liang Busi. The general plot of this novel was: Love is when the sunset comes and walks around us or when I give you a piece of cake… Perhaps when the lake light shines on our faces. How could love be deliberately sought? Love comes to us unknowingly and silently. However, I'm not sure if it's true love. Your social status, your handsome appearance, and your arrogant attitude, There are too many reasons for me to fall in love with you, so you will doubt me more. It was easy to seriously explore the meaning of love, but if it was too deliberate, it would be meaningless.

There are many artists who have sung love story theme songs. It depends on which specific one you're referring to. But some well-known ones include Whitney Houston and Celine Dion.

The theme song of Love Story was performed by Francis Lai. His soulful singing added a lot of charm to the movie.

The love story theme song was sung by Taylor Swift. Her beautiful voice and heartfelt performance made the song a hit. It has captured the hearts of many listeners with its romantic lyrics and melodious tune.

Since we don't have enough information about this 'sleepless night novel', it's impossible to determine the author. There are so many novels out there, and this name could be used by different authors for different works. If you can recall some of the characters or the setting of the novel, it would be easier to find out who the author is.