The song "Crazy What Love Can Do" by David Guetta, Becky Hill, and Ella Henderson is about the transformative power of love. The lyrics express the idea that material possessions like diamonds and gold cannot fill the void in one's heart, but love has the ability to heal and bring joy. The song begins by mentioning the desire for luxury items such as diamonds and gold, but emphasizes that they are ineffective in making one feel complete. The narrator had given up on romance until they found love, highlighting the unexpected and powerful impact that love can have. The chorus emphasizes the astonishment at the power of love, stating that it is crazy what love can do. It talks about how love has become the narrator's oxygen, allowing them to finally breathe and find happiness. The lyrics mention that the narrator was lonely until love came into their life. The repeated lines in the song, "Da-da-da-da, du-du, Dun-du-du, dun-du, da-da," serve as a catchy and rhythmic pattern, adding to the overall energy and vibe of the song. Overall, "Crazy What Love Can Do" celebrates the transformative and uplifting nature of love, highlighting its ability to bring joy, healing, and a sense of completeness to one's life.