Her debut solo studio album I was released in 2015 and reached #1 on the US World chart and #2 in Korea. Taeyeon’s second studio album Why was released in 2016 and reached #1 in Korea and #2 on the US World chart. Her singles “I” (featuring Verbal Jint) and “Rain” both reached #1 in Korea. Taeyeon was also featured on the #1 single in Korea “Like a Star” (with The One).