Taeyeon continues gaining more success with her solo debut as 'I' revealed to have topped Billboard World Albums Chart.

Released worldwide via iTunes on October 7th, 'I' has reached to 1st place on Billboard World Albums Chart, proving Taeyeon's global popularity.

The album also made an all-kill on all Korean online music charts in just a short time after its release, as well as dominated Taiwan's album chart and iTunes charts in 13 countries.

This has made Taeyeon as the sixth SM artist to top Billboard World Albums Chart this year, following SHINee's Jonghyun's 'Base' in January, EXO's 'EXODUS' in April, SHINee's 'Odd' in May, Girls' Generation's 'Lion Heart' in August and Red Velvet's 'The Red' in September.

Meanwhile, Taeyeon is promoting 'I' on various music programs.