Q: Passage: "Should've Been a Cowboy" is a song written and recorded by American country music artist Toby Keith. It was released on February 8, 1993 as his debut single and the first from his self-titled debut album. On June 5, 1993, the song reached number one on the US Billboard Hot Country Songs and the Canadian RPM Country Tracks charts. It also peaked at number 93 on the Billboard Hot 100, making it a minor crossover hit.

Question: Based on this passage, who sang i should have been a cowboy? Let's give stream of consciousness first:
To answer the above question, the relevant sentence is: "Should've Been a Cowboy" is a song written and recorded by American country music artist Toby Keith. Therefore, the final answer is American country music artist Toby Keith.