柳氮磺吡啶的危害:Who sang famous song just like "It's not unusual""Delilah"

Who sang famous song just like "It's not unusual""Delilah" If every frog sang a love song every You sang an emotional song about love and death who can tell me what is the song ?? who can tell me what is the song ??? who can tell me what is the song ?????? who has the song of I DUN WANNA KNOW？ But she liked the famous song "I can't forget the past".And_________did my father and I. who can teach me how can found the english song in google? Who knows the American top song?(谁知道美国最红的歌曲？）