The song "No Regrets" by Girls Aloud revolves around the theme of letting go of regrets and moving on from a past relationship. The lyrics speak about accepting the fact that there were some good times mixed with bad times in the relationship, but ultimately, the protagonist is relieved that it is over. The lyrics mention rainy Sundays, kids TV, and fish and chips in NYC, symbolizing simple moments of joy and intimacy shared with the partner. The protagonist remembers being convinced that they were meant to be together. The "super bossa nova nights" and slow dancing by the sea represent romantic and passionate moments experienced as a couple. The reference to the cocktail hour lasting for all eternity implies a desire for the relationship to continue forever, but acknowledging this was unrealistic. The chorus repeats the theme of having no regrets, no memories, and no longing for the past. The protagonist chooses to forget the heartfelt pleas and move on without any attachments or regrets. Overall, the song tells a story of someone reflecting on a relationship, accepting that it's in the past, and feeling content with the decision to let go and move forward.