Kelly Clarkson, the original American Idol winner, has proven herself not only as a powerhouse vocalist but also as a talented songwriter, with her contributions shaping some of her biggest hits. One notable example is "Because of You," a breakout hit from her debut album Thankful. Co-written with members of Evanescence, Clarkson transformed the song from a rock track into an emotional ballad, drawing from her own childhood experiences.

Another standout track, "Already Gone," was co-written with Ryan Tedder and explored themes of moving on from a past relationship. The song resonated with audiences worldwide, solidifying Clarkson's reputation as both a vocalist and a songwriter.

In "Behind These Hazel Eyes," a collaboration with Clive Davis, Clarkson delved into her early insecurities as a newcomer in the music industry. The song showcased her vulnerability and marked a significant moment in her career.

"Stronger (What Doesn't Kill You)," co-written with Max Martin and Shellback, became an empowerment anthem that earned Clarkson two Grammy Awards. The song's powerful message and infectious energy resonated with listeners, further establishing Clarkson's prowess as a songwriter.

Clarkson's songwriting talents continue to evolve, as evidenced by "Love So Soft," a track about new love co-written with Bloodshy & Avant.

Through her contributions to her hits, Clarkson has proven herself not just as an interpreter but also as a significant creative force in the music industry. Her ability to infuse personal experiences and emotions into her songs has played a crucial role in her enduring success and resonated deeply with fans worldwide.