Perhaps one of the most beloved, “Rainbow,” has especially personal origins.

Since that time, it has taken on many different looks.

The outlet explains that its original iteration came after Musgraves read herhoroscopeand wrote herself an inspiring letter.

Kacey Musgraves on the subway

The song was performed at her grandmother’s funeral.

Everyone sees what your capabilities are right then and there."

“I feel a kinship and a friendship with that community,” she explained toTaste of Country.

Kacey Musgraves performing Rainbow

I will always be an ally and a strong supporter."

More recently, the popular track has resurfaced throughout a collectively trying time.

Various celebrities even covered the tune on their platforms as a way to lift fans' spirits.

The outlet also reports that the hallmark song reached over 100 million streams last year.