What is le sigh?

"Le sigh" is a French phrase that translates to "the sigh" in English. It is often used to express a deep sigh of sadness, disappointment, or weariness. The phrase has become popular on social media and is often used humorously to convey an exaggerated sense of exasperation or exhaustion. It has also been used in popular culture, such as in the movie "Gone with the Wind" where Scarlett O'Hara famously utters the phrase "Oh, fiddle-dee-dee. Le sigh."